{"id":135661,"date":"2025-06-26T13:53:23","date_gmt":"2025-06-26T06:53:23","guid":{"rendered":"https:\/\/phongvu.vn\/cong-nghe\/?p=135661"},"modified":"2025-06-26T18:04:21","modified_gmt":"2025-06-26T11:04:21","slug":"de-thi-toan-tot-nghiep-thpt-2025","status":"publish","type":"post","link":"https:\/\/phongvu.vn\/cong-nghe\/de-thi-toan-tot-nghiep-thpt-2025\/","title":{"rendered":"\u0110\u1ec1 thi To\u00e1n T\u1ed1t nghi\u1ec7p THPT 2025 ch\u00ednh th\u1ee9c k\u00e8m \u0111\u00e1p \u00e1n"},"content":{"rendered":"\n<p>M\u00f4n To\u00e1n l\u00e0 m\u1ed9t trong hai m\u00f4n thi b\u1eaft bu\u1ed9c trong <a href=\"https:\/\/phongvu.vn\/cong-nghe\/tag\/thi-thpt-quoc-gia-2025\/\" target=\"_blank\" rel=\"noreferrer noopener\">k\u1ef3 thi t\u1ed1t nghi\u1ec7p THPT 2025<\/a>. V\u1edbi h\u00ecnh th\u1ee9c tr\u1eafc nghi\u1ec7m v\u00e0 th\u1eddi gian l\u00e0m b\u00e0i 90 ph\u00fat, \u0111\u1ec1 thi n\u0103m nay ti\u1ebfp t\u1ee5c h\u01b0\u1edbng \u0111\u1ebfn \u0111\u00e1nh gi\u00e1 n\u0103ng l\u1ef1c t\u01b0 duy v\u00e0 v\u1eadn d\u1ee5ng ki\u1ebfn th\u1ee9c c\u1ee7a th\u00ed sinh theo ch\u01b0\u01a1ng tr\u00ecnh gi\u00e1o d\u1ee5c ph\u1ed5 th\u00f4ng m\u1edbi.<\/p>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_55 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title \" >M\u1ee5c l\u1ee5c<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\" role=\"button\"><label for=\"item-6a1f3f9f8117f\" ><span class=\"\"><span style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/label><input aria-label=\"Toggle\" aria-label=\"item-6a1f3f9f8117f\"  type=\"checkbox\" id=\"item-6a1f3f9f8117f\"><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/phongvu.vn\/cong-nghe\/de-thi-toan-tot-nghiep-thpt-2025\/#I_Lich_thi_tot_nghiep_THPT_2025\" title=\"I. L\u1ecbch thi t\u1ed1t nghi\u1ec7p THPT 2025\">I. L\u1ecbch thi t\u1ed1t nghi\u1ec7p THPT 2025<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/phongvu.vn\/cong-nghe\/de-thi-toan-tot-nghiep-thpt-2025\/#II_De_thi_mon_Toan_Tot_nghiep_THPT_2025\" title=\"II. \u0110\u1ec1 thi m\u00f4n To\u00e1n T\u1ed1t nghi\u1ec7p THPT 2025\">II. \u0110\u1ec1 thi m\u00f4n To\u00e1n T\u1ed1t nghi\u1ec7p THPT 2025<\/a><ul class='ez-toc-list-level-3'><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/phongvu.vn\/cong-nghe\/de-thi-toan-tot-nghiep-thpt-2025\/#1_De_thi_mon_Toan_ma_de_0101\" title=\"1. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0101\">1. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0101<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/phongvu.vn\/cong-nghe\/de-thi-toan-tot-nghiep-thpt-2025\/#2_De_thi_mon_Toan_ma_de_0102\" title=\"2. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0102\">2. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0102<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/phongvu.vn\/cong-nghe\/de-thi-toan-tot-nghiep-thpt-2025\/#3_De_thi_mon_Toan_ma_de_0103\" title=\"3. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0103\">3. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0103<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/phongvu.vn\/cong-nghe\/de-thi-toan-tot-nghiep-thpt-2025\/#4_De_thi_mon_Toan_ma_de_0104\" title=\"4. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0104\">4. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0104<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/phongvu.vn\/cong-nghe\/de-thi-toan-tot-nghiep-thpt-2025\/#5_De_thi_mon_Toan_ma_de_0105\" title=\"5. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0105\">5. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0105<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/phongvu.vn\/cong-nghe\/de-thi-toan-tot-nghiep-thpt-2025\/#6_De_thi_mon_Toan_ma_de_0106\" title=\"6. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0106\">6. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0106<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/phongvu.vn\/cong-nghe\/de-thi-toan-tot-nghiep-thpt-2025\/#7_De_thi_mon_Toan_ma_de_0107\" title=\"7. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0107\">7. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0107<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/phongvu.vn\/cong-nghe\/de-thi-toan-tot-nghiep-thpt-2025\/#8_De_thi_mon_Toan_ma_de_0108\" title=\"8. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0108\">8. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0108<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/phongvu.vn\/cong-nghe\/de-thi-toan-tot-nghiep-thpt-2025\/#9_De_thi_mon_Toan_ma_de_0109\" title=\"9. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0109\">9. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0109<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/phongvu.vn\/cong-nghe\/de-thi-toan-tot-nghiep-thpt-2025\/#10_De_thi_mon_Toan_ma_de_0110\" title=\"10. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0110\">10. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0110<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/phongvu.vn\/cong-nghe\/de-thi-toan-tot-nghiep-thpt-2025\/#11_De_thi_mon_Toan_ma_de_0111\" title=\"11. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0111\">11. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0111<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/phongvu.vn\/cong-nghe\/de-thi-toan-tot-nghiep-thpt-2025\/#12_De_thi_mon_Toan_ma_de_0112\" title=\"12. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0112\">12. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0112<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/phongvu.vn\/cong-nghe\/de-thi-toan-tot-nghiep-thpt-2025\/#13_De_thi_mon_Toan_ma_de_0113\" title=\"13. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0113\">13. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0113<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/phongvu.vn\/cong-nghe\/de-thi-toan-tot-nghiep-thpt-2025\/#14_De_thi_mon_Toan_ma_de_0114\" title=\"14. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0114\">14. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0114<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/phongvu.vn\/cong-nghe\/de-thi-toan-tot-nghiep-thpt-2025\/#15_De_thi_mon_Toan_ma_de_0115\" title=\"15. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0115\">15. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0115<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/phongvu.vn\/cong-nghe\/de-thi-toan-tot-nghiep-thpt-2025\/#16_De_thi_mon_Toan_ma_de_0116\" title=\"16. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0116\">16. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0116<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/phongvu.vn\/cong-nghe\/de-thi-toan-tot-nghiep-thpt-2025\/#17_De_thi_mon_Toan_ma_de_0117\" title=\"17. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0117\">17. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0117<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/phongvu.vn\/cong-nghe\/de-thi-toan-tot-nghiep-thpt-2025\/#18_De_thi_mon_Toan_ma_de_0118\" title=\"18. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0118\">18. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0118<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/phongvu.vn\/cong-nghe\/de-thi-toan-tot-nghiep-thpt-2025\/#19_De_thi_mon_Toan_ma_de_0119\" title=\"19. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0119\">19. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0119<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/phongvu.vn\/cong-nghe\/de-thi-toan-tot-nghiep-thpt-2025\/#20_De_thi_mon_Toan_ma_de_0120\" title=\"20. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0120\">20. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0120<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/phongvu.vn\/cong-nghe\/de-thi-toan-tot-nghiep-thpt-2025\/#21_De_thi_mon_Toan_ma_de_0121\" title=\"21. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0121\">21. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0121<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/phongvu.vn\/cong-nghe\/de-thi-toan-tot-nghiep-thpt-2025\/#22_De_thi_mon_Toan_ma_de_0122\" title=\"22. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0122\">22. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0122<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/phongvu.vn\/cong-nghe\/de-thi-toan-tot-nghiep-thpt-2025\/#23_De_thi_mon_Toan_ma_de_0123\" title=\"23. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0123\">23. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0123<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/phongvu.vn\/cong-nghe\/de-thi-toan-tot-nghiep-thpt-2025\/#24_De_thi_mon_Toan_ma_de_0124\" title=\"24. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0124\">24. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0124<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-27\" href=\"https:\/\/phongvu.vn\/cong-nghe\/de-thi-toan-tot-nghiep-thpt-2025\/#III_Dap_an_mon_Toan_thi_tot_nghiep_THPT_nam_2025\" title=\"III. \u0110\u00e1p \u00e1n m\u00f4n To\u00e1n thi t\u1ed1t nghi\u1ec7p THPT n\u0103m 2025\">III. \u0110\u00e1p \u00e1n m\u00f4n To\u00e1n thi t\u1ed1t nghi\u1ec7p THPT n\u0103m 2025<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"I_Lich_thi_tot_nghiep_THPT_2025\"><\/span><strong>I. L\u1ecbch thi t\u1ed1t nghi\u1ec7p THPT 2025<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>K\u1ef3 thi t\u1ed1t nghi\u1ec7p THPT 2025 di\u1ec5n ra t\u1eeb ng\u00e0y 25 \u0111\u1ebfn 28\/6, trong \u0111\u00f3 ng\u00e0y 25\/6 l\u00e0 th\u1eddi gian l\u00e0m th\u1ee7 t\u1ee5c, hai ng\u00e0y 26 v\u00e0 27\/6 l\u00e0 th\u1eddi gian thi ch\u00ednh th\u1ee9c, v\u00e0 ng\u00e0y 28\/6 \u0111\u01b0\u1ee3c d\u00e0nh cho thi d\u1ef1 ph\u00f2ng.<\/p>\n\n\n\n<p><a href=\"https:\/\/phongvu.vn\/cong-nghe\/lich-thi-tot-nghiep-thpt\/\" target=\"_blank\" rel=\"noreferrer noopener\">L\u1ecbch thi t\u1ed1t nghi\u1ec7p THPT 2025<\/a> chi ti\u1ebft nh\u01b0 sau:<\/p>\n\n\n\n<ul>\n<li><strong>25\/6:<\/strong> L\u00e0m th\u1ee7 t\u1ee5c d\u1ef1 thi<\/li>\n\n\n\n<li><strong>26 &amp; 27\/6:<\/strong> Thi ch\u00ednh th\u1ee9c<\/li>\n\n\n\n<li><strong>28\/6:<\/strong> Thi d\u1ef1 ph\u00f2ng<\/li>\n\n\n\n<li><strong>16\/7:<\/strong> C\u00f4ng b\u1ed1 \u0111i\u1ec3m thi<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-mon-toan-thpt-2025-1.jpg\" alt=\"L\u1ecbch thi t\u1ed1t nghi\u1ec7p THPT Qu\u1ed1c gia 2025\" class=\"wp-image-135663\" width=\"1069\" height=\"833\" title=\"\"><figcaption class=\"wp-element-caption\">L\u1ecbch thi t\u1ed1t nghi\u1ec7p THPT Qu\u1ed1c gia 2025 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure>\n\n\n\n<h2><span class=\"ez-toc-section\" id=\"II_De_thi_mon_Toan_Tot_nghiep_THPT_2025\"><\/span><strong>II. \u0110\u1ec1 thi m\u00f4n To\u00e1n T\u1ed1t nghi\u1ec7p THPT 2025<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3><span class=\"ez-toc-section\" id=\"1_De_thi_mon_Toan_ma_de_0101\"><\/span><strong>1. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0101<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0101 trang 1\" class=\"wp-image-135756\" width=\"724\" height=\"1024\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0101 trang 1 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0101 trang 2\" class=\"wp-image-135757\" width=\"724\" height=\"1024\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0101 trang 2 Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0101 trang 3\" class=\"wp-image-135758\" width=\"724\" height=\"1024\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0101 trang 3 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0101 trang 4\n\" class=\"wp-image-135759\" width=\"724\" height=\"1024\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0101 trang 4 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure>\n\n\n\n<h3><span class=\"ez-toc-section\" id=\"2_De_thi_mon_Toan_ma_de_0102\"><\/span><strong>2. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0102<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-1-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0102 trang 1\" class=\"wp-image-135764\" width=\"724\" height=\"1024\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-1-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-1-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-1-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-1-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-1-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-1-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-1-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-1-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-1-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-1-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-1-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-1-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-1.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0102 trang 1 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-1-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0102 trang 2\" class=\"wp-image-135765\" width=\"724\" height=\"1024\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-1-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-1-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-1-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-1-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-1-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-1-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-1-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-1-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-1-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-1-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-1-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-1-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-1.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0102 trang 2 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-1-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0102 trang 3\" class=\"wp-image-135766\" width=\"723\" height=\"1023\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-1-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-1-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-1-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-1-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-1-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-1-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-1-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-1-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-1-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-1-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-1-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-1-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-1.jpg 1414w\" sizes=\"(max-width: 723px) 100vw, 723px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0102 trang 3 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-1-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0102 trang 4\" class=\"wp-image-135767\" width=\"724\" height=\"1024\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-1-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-1-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-1-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-1-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-1-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-1-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-1-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-1-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-1-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-1-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-1-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-1-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-1.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0102 trang 4 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n\n<h3><span class=\"ez-toc-section\" id=\"3_De_thi_mon_Toan_ma_de_0103\"><\/span><strong>3. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0103<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-2-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0103 trang 1\" class=\"wp-image-135769\" width=\"724\" height=\"1024\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-2-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-2-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-2-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-2-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-2-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-2-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-2-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-2-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-2-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-2-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-2-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-2-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-2.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0103 trang 1 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-2-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0103 trang 2\" class=\"wp-image-135770\" width=\"724\" height=\"1024\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-2-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-2-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-2-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-2-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-2-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-2-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-2-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-2-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-2-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-2-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-2-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-2-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-2.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0103 trang 2 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-2-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0103 trang 3\" class=\"wp-image-135771\" width=\"724\" height=\"1024\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-2-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-2-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-2-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-2-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-2-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-2-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-2-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-2-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-2-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-2-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-2-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-2-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-2.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0103 trang 3 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-2-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0103 trang 4\" class=\"wp-image-135772\" width=\"724\" height=\"1024\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-2-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-2-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-2-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-2-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-2-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-2-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-2-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-2-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-2-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-2-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-2-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-2-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-2.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0103 trang 4 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n\n<h3><span class=\"ez-toc-section\" id=\"4_De_thi_mon_Toan_ma_de_0104\"><\/span><strong>4. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0104<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-3-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0104 trang 1\" class=\"wp-image-135776\" width=\"724\" height=\"1024\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-3-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-3-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-3-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-3-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-3-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-3-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-3-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-3-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-3-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-3-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-3-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-3-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-3.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0104 trang 1 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-3-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0104 trang 2\" class=\"wp-image-135777\" width=\"725\" height=\"1025\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-3-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-3-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-3-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-3-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-3-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-3-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-3-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-3-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-3-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-3-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-3-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-3-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-3.jpg 1414w\" sizes=\"(max-width: 725px) 100vw, 725px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0104 trang 2 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-3-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0104 trang 3\" class=\"wp-image-135778\" width=\"724\" height=\"1024\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-3-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-3-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-3-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-3-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-3-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-3-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-3-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-3-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-3-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-3-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-3-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-3-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-3.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0104 trang 3 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-3-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0104 trang 4\" class=\"wp-image-135779\" width=\"724\" height=\"1024\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-3-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-3-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-3-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-3-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-3-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-3-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-3-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-3-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-3-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-3-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-3-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-3-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-3.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0104 trang 4 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n\n<h3><span class=\"ez-toc-section\" id=\"5_De_thi_mon_Toan_ma_de_0105\"><\/span><strong>5. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0105<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-4-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0105 trang 1\" class=\"wp-image-135781\" width=\"724\" height=\"1024\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-4-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-4-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-4-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-4-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-4-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-4-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-4-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-4-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-4-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-4-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-4-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-4-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-4.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0105 trang 1 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-4-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0105 trang 2\" class=\"wp-image-135782\" width=\"723\" height=\"1023\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-4-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-4-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-4-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-4-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-4-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-4-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-4-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-4-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-4-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-4-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-4-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-4-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-4.jpg 1414w\" sizes=\"(max-width: 723px) 100vw, 723px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0105 trang 2 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-4-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0105 trang 3\" class=\"wp-image-135784\" width=\"724\" height=\"1024\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-4-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-4-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-4-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-4-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-4-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-4-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-4-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-4-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-4-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-4-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-4-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-4-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-4.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0105 trang 3 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-4-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0105 trang 4\" class=\"wp-image-135783\" width=\"724\" height=\"1024\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-4-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-4-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-4-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-4-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-4-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-4-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-4-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-4-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-4-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-4-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-4-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-4-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-4.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0105 trang 4 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n\n<h3><span class=\"ez-toc-section\" id=\"6_De_thi_mon_Toan_ma_de_0106\"><\/span><strong>6. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0106<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-5-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0106 trang 1\" class=\"wp-image-135788\" width=\"723\" height=\"1022\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-5-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-5-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-5-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-5-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-5-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-5-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-5-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-5-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-5-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-5-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-5-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-5-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-5.jpg 1414w\" sizes=\"(max-width: 723px) 100vw, 723px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0106 trang 1 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-5-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0106 trang 2\" class=\"wp-image-135790\" width=\"724\" height=\"1024\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-5-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-5-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-5-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-5-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-5-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-5-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-5-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-5-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-5-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-5-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-5-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-5-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-5.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0106 trang 2 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-5-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0106 trang 3\" class=\"wp-image-135789\" width=\"724\" height=\"1024\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-5-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-5-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-5-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-5-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-5-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-5-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-5-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-5-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-5-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-5-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-5-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-5-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-5.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0106 trang 3 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-5-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0106 trang 4\" class=\"wp-image-135791\" width=\"724\" height=\"1024\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-5-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-5-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-5-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-5-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-5-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-5-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-5-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-5-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-5-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-5-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-5-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-5-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-5.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0106 trang 4 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n\n<h3><span class=\"ez-toc-section\" id=\"7_De_thi_mon_Toan_ma_de_0107\"><\/span><strong>7. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0107<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-6-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0107 trang 1\" class=\"wp-image-135798\" width=\"724\" height=\"1024\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-6-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-6-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-6-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-6-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-6-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-6-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-6-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-6-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-6-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-6-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-6-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-6-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-6.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0107 trang 1 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-6-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0107 trang 2\" class=\"wp-image-135795\" width=\"724\" height=\"1024\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-6-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-6-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-6-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-6-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-6-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-6-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-6-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-6-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-6-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-6-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-6-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-6-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-6.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0107 trang 2 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-6-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0107 trang 3\" class=\"wp-image-135797\" width=\"724\" height=\"1024\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-6-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-6-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-6-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-6-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-6-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-6-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-6-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-6-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-6-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-6-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-6-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-6-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-6.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0107 trang 3 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-6-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0107 trang 4\" class=\"wp-image-135796\" width=\"724\" height=\"1024\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-6-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-6-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-6-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-6-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-6-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-6-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-6-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-6-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-6-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-6-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-6-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-6-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-6.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0107 trang 4 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n\n<h3><span class=\"ez-toc-section\" id=\"8_De_thi_mon_Toan_ma_de_0108\"><\/span><strong>8. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0108<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-7-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0108 trang 1\" class=\"wp-image-135803\" width=\"723\" height=\"1023\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-7-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-7-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-7-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-7-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-7-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-7-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-7-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-7-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-7-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-7-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-7-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-7-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-7.jpg 1414w\" sizes=\"(max-width: 723px) 100vw, 723px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0108 trang 1 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-7-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0108 trang 2\" class=\"wp-image-135804\" width=\"724\" height=\"1024\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-7-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-7-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-7-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-7-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-7-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-7-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-7-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-7-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-7-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-7-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-7-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-7-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-7.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0108 trang 2 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-7-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0108 trang 3\" class=\"wp-image-135806\" width=\"724\" height=\"1024\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-7-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-7-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-7-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-7-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-7-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-7-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-7-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-7-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-7-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-7-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-7-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-7-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-7.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0108 trang 3 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-7-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0108 trang 4\" class=\"wp-image-135805\" width=\"725\" height=\"1025\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-7-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-7-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-7-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-7-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-7-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-7-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-7-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-7-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-7-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-7-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-7-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-7-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-7.jpg 1414w\" sizes=\"(max-width: 725px) 100vw, 725px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0108 trang 4 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n\n<h3><span class=\"ez-toc-section\" id=\"9_De_thi_mon_Toan_ma_de_0109\"><\/span><strong>9. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0109<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-8-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0109 trang 1\" class=\"wp-image-135809\" width=\"724\" height=\"1024\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-8-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-8-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-8-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-8-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-8-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-8-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-8-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-8-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-8-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-8-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-8-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-8-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-8.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0109 trang 1 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-8-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0109 trang 2\" class=\"wp-image-135810\" width=\"724\" height=\"1024\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-8-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-8-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-8-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-8-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-8-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-8-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-8-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-8-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-8-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-8-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-8-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-8-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-8.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0109 trang 2 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-8-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0109 trang 3\" class=\"wp-image-135812\" width=\"724\" height=\"1024\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-8-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-8-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-8-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-8-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-8-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-8-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-8-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-8-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-8-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-8-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-8-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-8-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-8.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0109 trang 3 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-8-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0109 trang 4\" class=\"wp-image-135811\" width=\"724\" height=\"1024\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-8-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-8-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-8-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-8-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-8-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-8-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-8-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-8-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-8-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-8-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-8-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-8-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-8.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0109 trang 4 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n\n<h3><span class=\"ez-toc-section\" id=\"10_De_thi_mon_Toan_ma_de_0110\"><\/span><strong>10. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0110<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-9-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0110 trang 1\" class=\"wp-image-135823\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-9-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-9-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-9-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-9-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-9-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-9-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-9-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-9-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-9-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-9-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-9-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-9-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-9.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0110 trang 1 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-9-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0110 trang 2\" class=\"wp-image-135820\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-9-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-9-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-9-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-9-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-9-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-9-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-9-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-9-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-9-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-9-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-9-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-9-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-9.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0110 trang 2 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-9-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0110 trang 3\" class=\"wp-image-135821\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-9-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-9-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-9-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-9-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-9-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-9-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-9-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-9-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-9-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-9-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-9-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-9-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-9.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0110 trang 3 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-9-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0110 trang 4\" class=\"wp-image-135822\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-9-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-9-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-9-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-9-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-9-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-9-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-9-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-9-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-9-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-9-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-9-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-9-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-9.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0110 trang 4 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n\n<h3><span class=\"ez-toc-section\" id=\"11_De_thi_mon_Toan_ma_de_0111\"><\/span><strong>11. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0111<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-10-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0111 trang 1\" class=\"wp-image-135826\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-10-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-10-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-10-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-10-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-10-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-10-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-10-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-10-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-10-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-10-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-10-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-10-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-10.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0111 trang 1 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-10-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0111 trang 2\" class=\"wp-image-135827\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-10-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-10-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-10-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-10-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-10-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-10-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-10-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-10-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-10-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-10-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-10-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-10-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-10.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0111 trang 2 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-10-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0111 trang 3\" class=\"wp-image-135829\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-10-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-10-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-10-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-10-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-10-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-10-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-10-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-10-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-10-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-10-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-10-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-10-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-10.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0111 trang 3 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-10-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0111 trang 4\" class=\"wp-image-135828\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-10-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-10-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-10-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-10-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-10-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-10-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-10-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-10-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-10-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-10-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-10-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-10-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-10.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0111 trang 4 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n\n<h3><span class=\"ez-toc-section\" id=\"12_De_thi_mon_Toan_ma_de_0112\"><\/span><strong>12. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0112<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-11-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0112 trang 1\" class=\"wp-image-135834\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-11-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-11-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-11-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-11-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-11-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-11-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-11-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-11-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-11-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-11-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-11-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-11-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-11.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0112 trang 1 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-11-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0112 trang 2\" class=\"wp-image-135832\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-11-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-11-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-11-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-11-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-11-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-11-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-11-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-11-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-11-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-11-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-11-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-11-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-11.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0112 trang 2 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-11-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0112 trang 3\" class=\"wp-image-135835\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-11-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-11-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-11-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-11-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-11-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-11-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-11-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-11-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-11-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-11-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-11-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-11-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-11.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0112 trang 3 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-11-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0112 trang 3\" class=\"wp-image-135833\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-11-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-11-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-11-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-11-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-11-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-11-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-11-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-11-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-11-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-11-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-11-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-11-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-11.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0112 trang 3 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n\n<h3><span class=\"ez-toc-section\" id=\"13_De_thi_mon_Toan_ma_de_0113\"><\/span><strong>13. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0113<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-12-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0113 trang 1\" class=\"wp-image-135837\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-12-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-12-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-12-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-12-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-12-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-12-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-12-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-12-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-12-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-12-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-12-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-12-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-12.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0113 trang 1 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-12-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0113 trang 2\" class=\"wp-image-135838\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-12-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-12-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-12-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-12-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-12-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-12-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-12-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-12-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-12-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-12-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-12-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-12-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-12.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0113 trang 2 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-12-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0113 trang 3\" class=\"wp-image-135839\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-12-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-12-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-12-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-12-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-12-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-12-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-12-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-12-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-12-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-12-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-12-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-12-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-12.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0113 trang 3 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-12-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0113 trang 4\" class=\"wp-image-135840\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-12-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-12-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-12-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-12-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-12-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-12-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-12-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-12-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-12-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-12-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-12-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-12-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-12.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0113 trang 4 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n\n<h3><span class=\"ez-toc-section\" id=\"14_De_thi_mon_Toan_ma_de_0114\"><\/span><strong>14. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0114<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-13-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0114 trang 1\" class=\"wp-image-135846\" width=\"724\" height=\"1024\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-13-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-13-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-13-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-13-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-13-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-13-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-13-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-13-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-13-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-13-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-13-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-13-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-13.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0114 trang 1 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-13-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0114 trang 2\" class=\"wp-image-135849\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-13-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-13-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-13-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-13-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-13-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-13-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-13-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-13-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-13-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-13-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-13-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-13-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-13.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0114 trang 2 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-13-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0114 trang 3\" class=\"wp-image-135847\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-13-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-13-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-13-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-13-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-13-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-13-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-13-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-13-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-13-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-13-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-13-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-13-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-13.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0114 trang 3 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-13-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0114 trang 4\" class=\"wp-image-135848\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-13-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-13-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-13-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-13-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-13-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-13-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-13-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-13-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-13-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-13-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-13-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-13-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-13.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0114 trang 4 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n\n<h3><span class=\"ez-toc-section\" id=\"15_De_thi_mon_Toan_ma_de_0115\"><\/span><strong>15. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0115<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-14-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0115 trang 1\" class=\"wp-image-135853\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-14-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-14-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-14-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-14-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-14-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-14-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-14-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-14-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-14-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-14-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-14-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-14-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-14.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0115 trang 1 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-14-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0115 trang 2\" class=\"wp-image-135852\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-14-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-14-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-14-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-14-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-14-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-14-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-14-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-14-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-14-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-14-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-14-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-14-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-14.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0115 trang 2 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-14-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0115 trang 3\" class=\"wp-image-135854\" width=\"724\" height=\"1024\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-14-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-14-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-14-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-14-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-14-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-14-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-14-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-14-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-14-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-14-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-14-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-14-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-14.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0115 trang 3 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-14-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0115 trang 4\" class=\"wp-image-135855\" width=\"724\" height=\"1024\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-14-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-14-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-14-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-14-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-14-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-14-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-14-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-14-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-14-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-14-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-14-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-14-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-14.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0115 trang 4 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n\n<h3><span class=\"ez-toc-section\" id=\"16_De_thi_mon_Toan_ma_de_0116\"><\/span><strong>16. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0116<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-15-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0116 trang 1\" class=\"wp-image-135856\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-15-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-15-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-15-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-15-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-15-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-15-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-15-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-15-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-15-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-15-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-15-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-15-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-15.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0116 trang 1 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-15-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0116 trang 2\" class=\"wp-image-135857\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-15-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-15-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-15-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-15-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-15-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-15-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-15-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-15-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-15-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-15-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-15-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-15-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-15.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0116 trang 2 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-15-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0116 trang 3\" class=\"wp-image-135859\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-15-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-15-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-15-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-15-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-15-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-15-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-15-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-15-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-15-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-15-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-15-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-15-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-15.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0116 trang 3 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-15-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0116 trang 4\" class=\"wp-image-135858\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-15-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-15-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-15-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-15-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-15-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-15-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-15-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-15-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-15-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-15-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-15-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-15-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-15.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0116 trang 4 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n\n<h3><span class=\"ez-toc-section\" id=\"17_De_thi_mon_Toan_ma_de_0117\"><\/span><strong>17. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0117<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-16-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0117 trang 1\" class=\"wp-image-135865\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-16-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-16-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-16-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-16-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-16-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-16-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-16-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-16-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-16-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-16-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-16-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-16-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-16.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0117 trang 1 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-16-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0117 trang 2\" class=\"wp-image-135866\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-16-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-16-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-16-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-16-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-16-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-16-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-16-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-16-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-16-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-16-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-16-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-16-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-16.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0117 trang 2 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-16-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0117 trang 3\" class=\"wp-image-135868\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-16-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-16-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-16-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-16-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-16-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-16-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-16-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-16-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-16-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-16-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-16-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-16-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-16.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0117 trang 3 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-16-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0117 trang 4\" class=\"wp-image-135867\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-16-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-16-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-16-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-16-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-16-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-16-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-16-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-16-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-16-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-16-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-16-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-16-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-16.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0117 trang 4 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n\n<h3><span class=\"ez-toc-section\" id=\"18_De_thi_mon_Toan_ma_de_0118\"><\/span><strong>18. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0118<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-17-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0118 trang 1 \" class=\"wp-image-135873\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-17-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-17-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-17-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-17-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-17-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-17-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-17-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-17-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-17-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-17-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-17-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-17-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-17.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0118 trang 1 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-17-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0118 trang 2\" class=\"wp-image-135871\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-17-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-17-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-17-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-17-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-17-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-17-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-17-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-17-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-17-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-17-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-17-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-17-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-17.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0118 trang 2 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-17-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0118 trang 3\" class=\"wp-image-135872\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-17-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-17-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-17-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-17-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-17-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-17-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-17-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-17-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-17-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-17-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-17-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-17-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-17.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0118 trang 3 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-17-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0118 trang 4\n\" class=\"wp-image-135870\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-17-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-17-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-17-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-17-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-17-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-17-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-17-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-17-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-17-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-17-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-17-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-17-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-17.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0118 trang 4 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure>\n\n\n\n<h3><span class=\"ez-toc-section\" id=\"19_De_thi_mon_Toan_ma_de_0119\"><\/span><strong>19. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0119<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-18-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0119 trang 1 \" class=\"wp-image-135877\" width=\"724\" height=\"1024\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-18-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-18-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-18-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-18-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-18-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-18-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-18-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-18-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-18-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-18-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-18-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-18-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-18.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0119 trang 1 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-18-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0119 trang 2 \" class=\"wp-image-135879\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-18-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-18-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-18-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-18-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-18-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-18-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-18-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-18-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-18-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-18-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-18-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-18-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-18.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0119 trang 2 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-18-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0119 trang 3\" class=\"wp-image-135880\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-18-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-18-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-18-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-18-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-18-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-18-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-18-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-18-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-18-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-18-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-18-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-18-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-18.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0119 trang 3 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-18-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0119 trang 4 \" class=\"wp-image-135878\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-18-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-18-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-18-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-18-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-18-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-18-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-18-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-18-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-18-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-18-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-18-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-18-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-18.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0119 trang 4 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n\n<h3><span class=\"ez-toc-section\" id=\"20_De_thi_mon_Toan_ma_de_0120\"><\/span><strong>20. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0120<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-19-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0120 trang 1\" class=\"wp-image-135884\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-19-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-19-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-19-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-19-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-19-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-19-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-19-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-19-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-19-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-19-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-19-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-19-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-19.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0120 trang 1 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-19-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0120 trang 2\" class=\"wp-image-135886\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-19-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-19-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-19-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-19-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-19-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-19-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-19-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-19-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-19-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-19-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-19-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-19-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-19.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0120 trang 2 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-19-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0120 trang 3\" class=\"wp-image-135885\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-19-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-19-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-19-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-19-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-19-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-19-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-19-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-19-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-19-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-19-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-19-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-19-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-19.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0120 trang 3 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-19-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0120 trang 4\" class=\"wp-image-135883\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-19-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-19-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-19-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-19-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-19-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-19-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-19-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-19-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-19-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-19-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-19-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-19-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-19.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0120 trang 4 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n\n<h3><span class=\"ez-toc-section\" id=\"21_De_thi_mon_Toan_ma_de_0121\"><\/span><strong>21. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0121<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-20-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0121 trang 1\" class=\"wp-image-135889\" width=\"724\" height=\"1024\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-20-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-20-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-20-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-20-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-20-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-20-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-20-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-20-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-20-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-20-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-20-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-20-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-20.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0121 trang 1 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-20-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0121 trang 2\" class=\"wp-image-135888\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-20-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-20-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-20-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-20-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-20-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-20-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-20-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-20-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-20-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-20-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-20-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-20-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-20.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0121 trang 2 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-20-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0121 trang 3\" class=\"wp-image-135890\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-20-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-20-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-20-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-20-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-20-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-20-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-20-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-20-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-20-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-20-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-20-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-20-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-20.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0121 trang 3 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-20-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0121 trang 4\" class=\"wp-image-135891\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-20-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-20-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-20-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-20-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-20-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-20-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-20-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-20-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-20-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-20-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-20-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-20-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-20.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0121 trang 4 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n\n<h3><span class=\"ez-toc-section\" id=\"22_De_thi_mon_Toan_ma_de_0122\"><\/span><strong>22. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0122<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-21-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0122 trang 1\" class=\"wp-image-135893\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-21-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-21-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-21-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-21-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-21-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-21-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-21-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-21-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-21-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-21-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-21-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-21-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-21.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0122 trang 1 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-21-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0122 trang 2\" class=\"wp-image-135894\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-21-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-21-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-21-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-21-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-21-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-21-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-21-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-21-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-21-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-21-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-21-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-21-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-21.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0122 trang 2 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-21-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0122 trang 3\" class=\"wp-image-135895\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-21-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-21-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-21-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-21-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-21-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-21-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-21-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-21-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-21-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-21-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-21-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-21-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-21.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0122 trang 3 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-21-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0122 trang 4\" class=\"wp-image-135896\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-21-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-21-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-21-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-21-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-21-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-21-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-21-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-21-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-21-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-21-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-21-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-21-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-21.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0122 trang 4 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n\n<h3><span class=\"ez-toc-section\" id=\"23_De_thi_mon_Toan_ma_de_0123\"><\/span><strong>23. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0123<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-22-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0123 trang 1 \" class=\"wp-image-135897\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-22-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-22-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-22-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-22-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-22-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-22-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-22-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-22-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-22-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-22-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-22-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-22-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-22.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0123 trang 1 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-22-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0123 trang 2 \" class=\"wp-image-135898\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-22-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-22-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-22-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-22-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-22-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-22-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-22-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-22-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-22-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-22-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-22-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-22-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-22.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0123 trang 2 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-22-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0123 trang 3 \" class=\"wp-image-135900\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-22-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-22-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-22-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-22-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-22-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-22-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-22-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-22-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-22-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-22-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-22-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-22-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-22.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0123 trang 3 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-22-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0123 trang 4 \" class=\"wp-image-135899\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-22-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-22-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-22-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-22-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-22-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-22-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-22-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-22-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-22-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-22-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-22-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-22-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-22.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0123 trang 4 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n\n<h3><span class=\"ez-toc-section\" id=\"24_De_thi_mon_Toan_ma_de_0124\"><\/span><strong>24. \u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0124<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-23-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0124 trang 1 \" class=\"wp-image-135901\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-23-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-23-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-23-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-23-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-23-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-23-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-23-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-23-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-23-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-23-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-23-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-23-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-1-23.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0124 trang 1 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-23-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0124 trang 2\" class=\"wp-image-135902\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-23-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-23-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-23-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-23-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-23-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-23-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-23-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-23-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-23-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-23-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-23-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-23-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-2-23.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0124 trang 2 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-23-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0124 trang 3 \" class=\"wp-image-135904\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-23-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-23-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-23-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-23-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-23-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-23-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-23-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-23-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-23-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-23-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-23-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-23-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-3-23.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0124 trang 3 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"724\" height=\"1024\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-23-724x1024.jpg\" alt=\"\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0124 trang 4 \" class=\"wp-image-135903\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-23-724x1024.jpg 724w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-23-212x300.jpg 212w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-23-768x1086.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-23-1086x1536.jpg 1086w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-23-150x212.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-23-300x424.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-23-600x849.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-23-696x984.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-23-1392x1969.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-23-1068x1511.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-23-297x420.jpg 297w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-23-594x840.jpg 594w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/06\/de-thi-toan-tot-nghiep-thpt-2025-4-23.jpg 1414w\" sizes=\"(max-width: 724px) 100vw, 724px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ec1 thi m\u00f4n To\u00e1n m\u00e3 \u0111\u1ec1 0124 trang 4 (Ngu\u1ed3n: Internet)<\/figcaption><\/figure><\/div>\n\n\n<p><strong>Xem th\u00eam:<\/strong> <a href=\"https:\/\/phongvu.vn\/cong-nghe\/de-thi-mon-ngu-van-tot-nghiep-thpt-2025\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u0110\u1ec1 thi m\u00f4n Ng\u1eef V\u0103n T\u1ed1t nghi\u1ec7p THPT 2025 ch\u00ednh th\u1ee9c<\/a><\/p>\n\n\n\n<h2><span class=\"ez-toc-section\" id=\"III_Dap_an_mon_Toan_thi_tot_nghiep_THPT_nam_2025\"><\/span><strong>III. \u0110\u00e1p \u00e1n m\u00f4n To\u00e1n thi t\u1ed1t nghi\u1ec7p THPT n\u0103m 2025<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p><em>(\u0110\u00e1p \u00e1n s\u1ebd \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt ngay khi th\u00ed sinh ho\u00e0n th\u00e0nh b\u00e0i thi)<\/em><\/p>\n\n\n\n<p><strong>Xem th\u00eam:<\/strong> <a href=\"https:\/\/phongvu.vn\/cong-nghe\/dap-an-de-thi-thpt-quoc-gia-mon-ngu-van-2025\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u0110\u00e1p \u00e1n \u0111\u1ec1 thi THPT Qu\u1ed1c Gia m\u00f4n Ng\u1eef V\u0103n 2025<\/a><\/p>\n\n\n\n<p>Phong V\u0169 Tech News s\u1ebd nhanh ch\u00f3ng c\u1eadp nh\u1eadt \u0111\u1ea7y \u0111\u1ee7 \u0111\u1ec1 thi v\u00e0 \u0111\u00e1p \u00e1n m\u00f4n To\u00e1n c\u0169ng nh\u01b0 <a href=\"https:\/\/phongvu.vn\/cong-nghe\/de-thi-va-dap-an-tat-ca-cac-mon-tot-nghiep-thpt-2025\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u0111\u00e1p \u00e1n t\u1ea5t c\u1ea3 c\u00e1c m\u00f4n trong k\u1ef3 thi t\u1ed1t nghi\u1ec7p THPT 2025<\/a>. Ch\u00fac c\u00e1c s\u0129 t\u1eed ti\u1ebfp t\u1ee5c gi\u1eef v\u1eefng tinh th\u1ea7n, l\u00e0m b\u00e0i th\u1eadt t\u1ed1t v\u00e0 \u0111\u1ea1t k\u1ebft qu\u1ea3 nh\u01b0 mong \u0111\u1ee3i!<\/p>\n\n\n\n<p><strong>B\u00e0i vi\u1ebft li\u00ean quan:<\/strong><\/p>\n\n\n\n<ul>\n<li><a href=\"https:\/\/phongvu.vn\/cong-nghe\/hoc-phi-dai-hoc-duy-tan-2025-chinh-thuc\/\">H\u1ecdc ph\u00ed \u0110\u1ea1i h\u1ecdc Duy T\u00e2n (DTU) 2025 ch\u00ednh th\u1ee9c<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/phongvu.vn\/cong-nghe\/hoc-phi-dai-hoc-can-tho-ctu-2025\/\">H\u1ecdc ph\u00ed \u0110\u1ea1i h\u1ecdc C\u1ea7n Th\u01a1 (CTU) 2025 ch\u00ednh th\u1ee9c<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/phongvu.vn\/cong-nghe\/hoc-phi-dai-hoc-kinh-te-quoc-dan-2025\/\">H\u1ecdc ph\u00ed \u0110\u1ea1i h\u1ecdc Kinh t\u1ebf Qu\u1ed1c d\u00e2n (NEU) 2025 ch\u00ednh th\u1ee9c<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>M\u00f4n To\u00e1n l\u00e0 m\u1ed9t trong hai m\u00f4n thi b\u1eaft bu\u1ed9c trong k\u1ef3 thi t\u1ed1t nghi\u1ec7p THPT 2025. V\u1edbi h\u00ecnh th\u1ee9c tr\u1eafc nghi\u1ec7m v\u00e0 th\u1eddi gian l\u00e0m b\u00e0i 90 ph\u00fat, \u0111\u1ec1 thi n\u0103m nay ti\u1ebfp t\u1ee5c h\u01b0\u1edbng \u0111\u1ebfn \u0111\u00e1nh gi\u00e1 n\u0103ng l\u1ef1c t\u01b0 duy v\u00e0 v\u1eadn d\u1ee5ng ki\u1ebfn th\u1ee9c c\u1ee7a th\u00ed sinh theo ch\u01b0\u01a1ng tr\u00ecnh gi\u00e1o [&hellip;]<\/p>\n","protected":false},"author":42,"featured_media":135669,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false},"categories":[4382],"tags":[4375],"_links":{"self":[{"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/posts\/135661"}],"collection":[{"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/users\/42"}],"replies":[{"embeddable":true,"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/comments?post=135661"}],"version-history":[{"count":4,"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/posts\/135661\/revisions"}],"predecessor-version":[{"id":135907,"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/posts\/135661\/revisions\/135907"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/media\/135669"}],"wp:attachment":[{"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/media?parent=135661"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/categories?post=135661"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/tags?post=135661"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}