{"id":1110,"date":"2020-03-06T07:00:00","date_gmt":"2020-03-06T00:00:00","guid":{"rendered":"https:\/\/www.truyenthong.edu.vn\/?p=1110"},"modified":"2020-03-06T07:00:00","modified_gmt":"2020-03-06T00:00:00","slug":"mot-so-sai-lam-cua-hoc-sinh-khi-giai-nhung-bai-toan-ve-phuong-trinh-bat-phuong-trinh-logarit","status":"publish","type":"post","link":"https:\/\/truyenthong.edu.vn\/sanpham\/2020\/03\/06\/mot-so-sai-lam-cua-hoc-sinh-khi-giai-nhung-bai-toan-ve-phuong-trinh-bat-phuong-trinh-logarit\/","title":{"rendered":"M\u1ed9t s\u1ed1 sai l\u1ea7m c\u1ee7a h\u1ecdc sinh khi gi\u1ea3i nh\u1eefng b\u00e0i to\u00e1n v\u1ec1 Ph\u01b0\u01a1ng tr\u00ecnh, b\u1ea5t ph\u01b0\u01a1ng tr\u00ecnh logarit"},"content":{"rendered":"\n<p>Trong ch\u01b0\u01a1ng tr\u00ecnh To\u00e1n 12, ph\u01b0\u01a1ng tr\u00ecnh, b\u1ea5t ph\u01b0\u01a1ng tr\u00ecnh logarit l\u00e0 m\u1ed9t n\u1ed9i dung kh\u00e1 quan tr\u1ecdng. N\u1ed9i dung n\u00e0y th\u01b0\u1eddng xuy\u00ean xu\u1ea5t hi\u1ec7n trong c\u00e1c \u0111\u1ec1 ki\u1ec3m tra, c\u00e1c \u0111\u1ec1 thi t\u1ed1t nghi\u1ec7p THPT c\u0169ng nh\u01b0 \u0110\u1ea1i h\u1ecdc v\u00e0 Cao \u0111\u1eb3ng. Th\u1ef1c t\u1ebf cho th\u1ea5y, khi h\u1ecdc v\u1ec1 d\u1ea1ng to\u00e1n n\u00e0y, h\u1ecdc sinh th\u01b0\u1eddng g\u1eb7p nhi\u1ec1u sai l\u1ea7m khi \u00e1p d\u1ee5ng \u0111\u1ec3 gi\u1ea3i c\u00e1c b\u00e0i t\u1eadp. V\u1eady trong \u0111\u1ec1 t\u00e0i: \u201cM\u1ed9t s\u1ed1 sai l\u1ea7m c\u1ee7a h\u1ecdc sinh khi gi\u1ea3i nh\u1eefng b\u00e0i to\u00e1n v\u1ec1 ph\u01b0\u01a1ng tr\u00ecnh, b\u1ea5t ph\u01b0\u01a1ng tr\u00ecnh logarit\u201d, t\u00f4i xin \u0111\u01b0a ra m\u1ed9t v\u00e0i \u00fd ki\u1ebfn nh\u1eb1m t\u00ecm ra nguy\u00ean nh\u00e2n, ph\u00e2n t\u00edch nh\u1eefng nguy\u00ean nh\u00e2n d\u1eabn \u0111\u1ebfn sai l\u1ea7m, s\u1eeda ch\u1eefa nh\u1eefng sai l\u1ea7m \u0111\u00f3 v\u00e0 gi\u00fap cho h\u1ecdc sinh n\u1eafm v\u1eefng ki\u1ebfn th\u1ee9c li\u00ean quan \u0111\u1ebfn ph\u01b0\u01a1ng tr\u00ecnh, b\u1ea5t ph\u01b0\u01a1ng tr\u00ecnh logarit. <\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/drive.google.com\/uc?export=download&amp;id=1nqf_VcvdYjR0oMDtPvuWbS4zq--URGBo\" alt=\"\" width=\"258\" height=\"274\"\/><figcaption>Bi\u1ec3u di\u1ec5n nghi\u1ec7m c\u1ee7a PT &amp; BPT<\/figcaption><\/figure><\/div>\n\n\n\n<!--more-->\n\n\n\n<p>Th\u00f4ng tin v\u1ec1 s\u1ea3n ph\u1ea9m:<\/p>\n\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: 2019<\/li><li>T\u00e1c gi\u1ea3: L\u00ea \u0110\u1ee9c H\u00e0<\/li><li>T\u1ea3i v\u1ec1 (pdf):\u00a0<a href=\"https:\/\/drive.google.com\/file\/d\/1YS7TWiA7U5-5CpQDFO-eJ94rQM040Giw\/view?usp=sharing\">PT &amp; BPT Logarit<\/a><\/li><\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Trong ch\u01b0\u01a1ng tr\u00ecnh To\u00e1n 12, ph\u01b0\u01a1ng tr\u00ecnh, b\u1ea5t ph\u01b0\u01a1ng tr\u00ecnh logarit l\u00e0 m\u1ed9t n\u1ed9i dung kh\u00e1 quan tr\u1ecdng. N\u1ed9i dung n\u00e0y th\u01b0\u1eddng xuy\u00ean xu\u1ea5t hi\u1ec7n trong c\u00e1c \u0111\u1ec1 ki\u1ec3m tra, c\u00e1c \u0111\u1ec1 thi t\u1ed1t nghi\u1ec7p THPT c\u0169ng nh\u01b0 \u0110\u1ea1i h\u1ecdc v\u00e0 Cao \u0111\u1eb3ng. Th\u1ef1c t\u1ebf cho th\u1ea5y, khi h\u1ecdc v\u1ec1 d\u1ea1ng to\u00e1n n\u00e0y, h\u1ecdc sinh [&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":[25,95,122],"class_list":["post-1110","post","type-post","status-publish","format-standard","hentry","category-hoat-dong-trai-nghiem","tag-bat-phuong-trinh","tag-logarit","tag-phuong-trinh"],"_links":{"self":[{"href":"https:\/\/truyenthong.edu.vn\/sanpham\/wp-json\/wp\/v2\/posts\/1110","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=1110"}],"version-history":[{"count":0,"href":"https:\/\/truyenthong.edu.vn\/sanpham\/wp-json\/wp\/v2\/posts\/1110\/revisions"}],"wp:attachment":[{"href":"https:\/\/truyenthong.edu.vn\/sanpham\/wp-json\/wp\/v2\/media?parent=1110"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/truyenthong.edu.vn\/sanpham\/wp-json\/wp\/v2\/categories?post=1110"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/truyenthong.edu.vn\/sanpham\/wp-json\/wp\/v2\/tags?post=1110"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}