{"id":260,"date":"2019-06-13T09:45:44","date_gmt":"2019-06-13T02:45:44","guid":{"rendered":"http:\/\/www.truyenthong.edu.vn\/?p=260"},"modified":"2019-06-13T09:45:44","modified_gmt":"2019-06-13T02:45:44","slug":"sai-lam-cua-hoc-sinh-lop-10-khi-giai-toan-phuong-trinh","status":"publish","type":"post","link":"https:\/\/truyenthong.edu.vn\/sanpham\/2019\/06\/13\/sai-lam-cua-hoc-sinh-lop-10-khi-giai-toan-phuong-trinh\/","title":{"rendered":"Sai l\u1ea7m c\u1ee7a h\u1ecdc sinh l\u1edbp 10 khi gi\u1ea3i to\u00e1n Ph\u01b0\u01a1ng tr\u00ecnh"},"content":{"rendered":"\n<p>Ph\u01b0\u01a1ng tr\u00ecnh l\u00e0 m\u1ed9t trong nh\u1eefng ph\u00e2n m\u00f4n quan tr\u1ecdng c\u1ee7a \u0111\u1ea1i s\u1ed1 v\u00ec n\u00f3 c\u00f3\nnh\u1eefng \u1ee9ng d\u1ee5ng r\u1ea5t l\u1edbn trong c\u00e1c ng\u00e0nh khoa h\u1ecdc. S\u1edbm \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn t\u1eeb th\u1eddi xa\nx\u01b0a do nhu c\u1ea7u t\u00ednh to\u00e1n c\u1ee7a con ng\u01b0\u1eddi v\u00e0 ng\u00e0y c\u00e0ng ph\u00e1t tri\u1ec3n theo th\u1eddi gian,\n\u0111\u1ebfn nay, ch\u1ec9 x\u00e9t ri\u00eang trong to\u00e1n h\u1ecdc, l\u0129nh v\u1ef1c ph\u01b0\u01a1ng tr\u00ecnh \u0111\u00e3 c\u00f3 nh\u1eefng c\u1ea3i ti\u1ebfn\n\u0111\u00e1ng k\u1ec3, c\u1ea3 v\u1ec1 h\u00ecnh th\u1ee9c (ph\u01b0\u01a1ng tr\u00ecnh h\u1eefu t\u1ec9, ph\u01b0\u01a1ng tr\u00ecnh v\u00f4 t\u1ec9, ph\u01b0\u01a1ng tr\u00ecnh\nm\u0169-logarit) v\u00e0 \u0111\u1ed1i t\u01b0\u1ee3ng (ph\u01b0\u01a1ng tr\u00ecnh h\u00e0m, ph\u01b0\u01a1ng tr\u00ecnh sai ph\u00e2n, ph\u01b0\u01a1ng tr\u00ecnh\n\u0111\u1ea1o h\u00e0m ri\u00eang,&#8230;)\n<\/p>\n\n\n<!--more-->\n\n\n<p>C\u00f2n \u1edf Vi\u1ec7t Nam, ph\u01b0\u01a1ng tr\u00ecnh t\u1eeb n\u0103m l\u1edbp 8, \u0111\u00e3 l\u00e0 m\u1ed9t d\u1ea1ng to\u00e1n quen\nthu\u1ed9c v\u00e0 \u0111\u01b0\u1ee3c y\u00eau th\u00edch b\u1edfi nhi\u1ec1u h\u1ecdc sinh. L\u00ean \u0111\u1ebfn b\u1eadc THPT, v\u1edbi s\u1ef1 h\u1ed7 tr\u1ee3 c\u1ee7a\nc\u00e1c c\u00f4ng c\u1ee5 gi\u1ea3i t\u00edch v\u00e0 h\u00ecnh h\u1ecdc, nh\u1eefng b\u00e0i to\u00e1n ph\u01b0\u01a1ng tr\u00ecnh ng\u00e0y c\u00e0ng \u0111\u01b0\u1ee3c\ntrau chu\u1ed1t, tr\u1edf th\u00e0nh n\u00e9t \u0111\u1eb9p c\u1ee7a to\u00e1n h\u1ecdc v\u00e0 m\u1ed9t ph\u1ea7n kh\u00f4ng th\u1ec3 thi\u1ebfu trong c\u00e1c\nk\u00ec thi h\u1ecdc sinh gi\u1ecfi, thi \u0111\u1ea1i h\u1ecdc.\n<\/p>\n\n\n<p>Trong qu\u00e1 tr\u00ecnh h\u1ecdc v\u00e0 gi\u1ea3i to\u00e1n nhi\u1ec1u h\u1ecdc sinh c\u00f2n m\u1eafc ph\u1ea3i nh\u1eefng sai l\u1ea7m kh\u00f4ng \u0111\u00e1ng c\u00f3. Qua \u0111\u1ec1 t\u00e0i n\u00e0y, em mu\u1ed1n c\u00e1c h\u1ecdc sinh c\u00f3 th\u1ec3 t\u1ef1 m\u00ecnh \u0111i\u1ec1u ch\u1ec9nh k\u1ef9 n\u0103ng gi\u1ea3i to\u00e1n ph\u01b0\u01a1ng tr\u00ecnh \u0111\u1ec3 c\u00f3 k\u1ebft qu\u1ea3 t\u1ed1t. Hy v\u1ecdng \u0111\u00e2y l\u00e0 m\u1ed9t \u0111\u1ec1 t\u00e0i b\u1ed5 \u00edch d\u00e0nh t\u1ea5t c\u1ea3 m\u1ecdi ng\u01b0\u1eddi \u0111ang v\u00e0 s\u1ebd h\u1ecdc to\u00e1n. <\/p>\n\n\n<p>Th\u00f4ng tin v\u1ec1 s\u1ea3n ph\u1ea9m:<\/p>\n\n\n<ul class=\"wp-block-list\"><li>H\u1ecdc ph\u1ea7n: Ho\u1ea1t \u0111\u1ed9ng Tr\u1ea3i nghi\u1ec7m s\u00e1ng t\u1ea1o<\/li><li>N\u0103m: 2018<\/li><li>T\u00e1c gi\u1ea3: Nguy\u1ec5n Ng\u1ecdc Huy\u1ec1n<\/li><li>T\u1ea3i v\u1ec1 (pdf): <a href=\"https:\/\/drive.google.com\/file\/d\/1cw_D2qFlryYceF4EK_qhE8oDYEjEwEO8\/view?usp=sharing\">B\u1ea3n pdf<\/a><\/li><\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Ph\u01b0\u01a1ng tr\u00ecnh l\u00e0 m\u1ed9t trong nh\u1eefng ph\u00e2n m\u00f4n quan tr\u1ecdng c\u1ee7a \u0111\u1ea1i s\u1ed1 v\u00ec n\u00f3 c\u00f3 nh\u1eefng \u1ee9ng d\u1ee5ng r\u1ea5t l\u1edbn trong c\u00e1c ng\u00e0nh khoa h\u1ecdc. S\u1edbm \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn t\u1eeb th\u1eddi xa x\u01b0a do nhu c\u1ea7u t\u00ednh to\u00e1n c\u1ee7a con ng\u01b0\u1eddi v\u00e0 ng\u00e0y c\u00e0ng ph\u00e1t tri\u1ec3n theo th\u1eddi gian, \u0111\u1ebfn nay, ch\u1ec9 x\u00e9t ri\u00eang [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[18],"tags":[122,165],"class_list":["post-260","post","type-post","status-publish","format-standard","hentry","category-hoat-dong-trai-nghiem","tag-phuong-trinh","tag-trai-nghiem"],"_links":{"self":[{"href":"https:\/\/truyenthong.edu.vn\/sanpham\/wp-json\/wp\/v2\/posts\/260","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/truyenthong.edu.vn\/sanpham\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/truyenthong.edu.vn\/sanpham\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/truyenthong.edu.vn\/sanpham\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/truyenthong.edu.vn\/sanpham\/wp-json\/wp\/v2\/comments?post=260"}],"version-history":[{"count":0,"href":"https:\/\/truyenthong.edu.vn\/sanpham\/wp-json\/wp\/v2\/posts\/260\/revisions"}],"wp:attachment":[{"href":"https:\/\/truyenthong.edu.vn\/sanpham\/wp-json\/wp\/v2\/media?parent=260"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/truyenthong.edu.vn\/sanpham\/wp-json\/wp\/v2\/categories?post=260"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/truyenthong.edu.vn\/sanpham\/wp-json\/wp\/v2\/tags?post=260"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}