\u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia m\u00f4n To\u00e1n do tr\u01b0\u1eddng THPT L\u00fd Th\u00e1i T\u1ed5, S\u1edf GD&\u0110T B\u1eafc Ninh t\u1ed5 ch\u1ee9c thi th\u1eed chu\u1ea9n b\u1ecb cho k\u1ef3 thi THPT Qu\u1ed1c gia n\u0103m 2016 s\u1eafp t\u1edbi.<\/strong><\/h2>\n\nXem th\u00eam: \u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia m\u00f4n To\u00e1n<\/p>\n<\/div>\n
C\u00e2u 1 (2,0 \u0111i\u1ec3m).<\/strong>Cho h\u00e0m s\u1ed1:y<\/em>=x<\/em><\/p>\n3<\/dd>\n+ 3x<\/em><\/p>\n2<\/dd>\n+ 1 c\u00f3 \u0111\u1ed3 th\u1ecb l\u00e0 (C).<\/p>\n
a. Kh\u1ea3o s\u00e1t s\u1ef1 bi\u1ebfn thi\u00ean v\u00e0 v\u1ebd \u0111\u1ed3 th\u1ecb (C) c\u1ee7a h\u00e0m s\u1ed1.<\/p>\n
b. Vi\u1ebft ph\u01b0\u01a1ng tr\u00ecnh ti\u1ebfp tuy\u1ebfn c\u1ee7a \u0111\u1ed3 th\u1ecb (C) t\u1ea1i \u0111i\u1ec3m A(1;5). G\u1ecdi B l\u00e0 giao \u0111i\u1ec3m c\u1ee7a ti\u1ebfp tuy\u1ebfn v\u1edbi \u0111\u1ed3 th\u1ecb (C) (B \u2260 A). T\u00ednh di\u1ec7n t\u00edch tam gi\u00e1c OAB, v\u1edbi O l\u00e0 g\u1ed1c t\u1ecda \u0111\u1ed9.<\/p>\n
C\u00e2u 7 (1,0 \u0111i\u1ec3m).<\/strong>Trong m\u1eb7t ph\u1eb3ng v\u1edbi h\u1ec7 t\u1ecda \u0111\u1ed9 Oxy, cho tam gi\u00e1c ABC vu\u00f4ng t\u1ea1i A n\u1ed9i ti\u1ebfp \u0111\u01b0\u1eddng tr\u00f2n (T) c\u00f3 ph\u01b0\u01a1ng tr\u00ecnh:x<\/em><\/p>\n2<\/dd>\n+y<\/em><\/p>\n2<\/dd>\n\u2013 6x<\/em>\u2013 2y<\/em>+ 5 = 0. G\u1ecdi H l\u00e0 h\u00ecnh chi\u1ebfu c\u1ee7a A tr\u00ean BC. \u0110\u01b0\u1eddng tr\u00f2n \u0111\u01b0\u1eddng k\u00ednh AH c\u1eaft AB, AC l\u1ea7n l\u01b0\u1ee3t t\u1ea1i M, N. T\u00ecm t\u1ecda \u0111\u1ed9 \u0111i\u1ec3m A v\u00e0 vi\u1ebft ph\u01b0\u01a1ng tr\u00ecnh c\u1ea1nh BC, bi\u1ebft \u0111\u01b0\u1eddng th\u1eb3ng MN c\u00f3 ph\u01b0\u01a1ng tr\u00ecnh: 20x<\/em>\u2013 10y<\/em>\u2013 9 = 0 v\u00e0 \u0111i\u1ec3m H c\u00f3 ho\u00e0nh \u0111\u1ed9 nh\u1ecf h\u01a1n tung \u0111\u1ed9.<\/p>\n![](\"http:\/\/img.toanhoc247.com\/picture\/2015\/1109\/ly-thai-to-result.jpg\")
<\/p>\n
Tuyensinh247.com<\/strong><\/p>\nT\u1ea5t c\u1ea3 n\u1ed9i dung b\u00e0i vi\u1ebft. C\u00e1c em h\u00e3y xem th\u00eam v\u00e0 t\u1ea3i file chi ti\u1ebft t\u1ea1i \u0111\u00e2y:<\/strong>Download<\/p>\n","protected":false},"excerpt":{"rendered":"\u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia m\u00f4n To\u00e1n do tr\u01b0\u1eddng THPT L\u00fd Th\u00e1i T\u1ed5, S\u1edf GD&\u0110T B\u1eafc Ninh t\u1ed5 ch\u1ee9c thi th\u1eed chu\u1ea9n b\u1ecb cho k\u1ef3 thi THPT Qu\u1ed1c gia n\u0103m 2016 s\u1eafp t\u1edbi. Xem th\u00eam: \u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia m\u00f4n To\u00e1n C\u00e2u 1 (2,0 \u0111i\u1ec3m).Cho h\u00e0m s\u1ed1:y=x 3 + 3x 2 + […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false,"tdm_status":"","tdm_grid_status":""},"categories":[28],"tags":[],"yoast_head":"\n
\u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia m\u00f4n To\u00e1n THPT L\u00fd Th\u00e1i T\u1ed5 2016<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/lop12.edu.vn\/de-thi-thu-thpt-quoc-gia-mon-toan-thpt-ly-thai-to-2016\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia m\u00f4n To\u00e1n THPT L\u00fd Th\u00e1i T\u1ed5 2016\" \/>\n<meta property=\"og:description\" content=\"\u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia m\u00f4n To\u00e1n do tr\u01b0\u1eddng THPT L\u00fd Th\u00e1i T\u1ed5, S\u1edf GD&\u0110T B\u1eafc Ninh t\u1ed5 ch\u1ee9c thi th\u1eed chu\u1ea9n b\u1ecb cho k\u1ef3 thi THPT Qu\u1ed1c gia n\u0103m 2016 s\u1eafp t\u1edbi. Xem th\u00eam: \u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia m\u00f4n To\u00e1n C\u00e2u 1 (2,0 \u0111i\u1ec3m).Cho h\u00e0m s\u1ed1:y=x 3 + 3x 2 + […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/lop12.edu.vn\/de-thi-thu-thpt-quoc-gia-mon-toan-thpt-ly-thai-to-2016\/\" \/>\n<meta property=\"og:site_name\" content=\"Lop12.edu.vn - C\u1ed9ng \u0111\u1ed3ng h\u1ecdc sinh l\u1edbp 12 l\u1edbn nh\u1ea5t t\u1ea1i Vi\u1ec7t Nam\" \/>\n<meta property=\"article:author\" content=\"www.facebook.com\/lop12.edu.vn\/\" \/>\n<meta property=\"article:published_time\" content=\"2016-03-19T22:50:24+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2016-03-20T15:52:29+00:00\" \/>\n<meta property=\"og:image\" content=\"http:\/\/img.toanhoc247.com\/picture\/2015\/1109\/ly-thai-to-result.jpg\" \/>\n<meta name=\"author\" content=\"Lop12\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Lop12\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/lop12.edu.vn\/de-thi-thu-thpt-quoc-gia-mon-toan-thpt-ly-thai-to-2016\/\",\"url\":\"https:\/\/lop12.edu.vn\/de-thi-thu-thpt-quoc-gia-mon-toan-thpt-ly-thai-to-2016\/\",\"name\":\"\u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia m\u00f4n To\u00e1n THPT L\u00fd Th\u00e1i T\u1ed5 2016\",\"isPartOf\":{\"@id\":\"https:\/\/lop12.edu.vn\/#website\"},\"datePublished\":\"2016-03-19T22:50:24+00:00\",\"dateModified\":\"2016-03-20T15:52:29+00:00\",\"author\":{\"@id\":\"https:\/\/lop12.edu.vn\/#\/schema\/person\/8219caa3d91a087a4ce81b8b5ac734b5\"},\"breadcrumb\":{\"@id\":\"https:\/\/lop12.edu.vn\/de-thi-thu-thpt-quoc-gia-mon-toan-thpt-ly-thai-to-2016\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/lop12.edu.vn\/de-thi-thu-thpt-quoc-gia-mon-toan-thpt-ly-thai-to-2016\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/lop12.edu.vn\/de-thi-thu-thpt-quoc-gia-mon-toan-thpt-ly-thai-to-2016\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/lop12.edu.vn\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"\u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia m\u00f4n To\u00e1n THPT L\u00fd Th\u00e1i T\u1ed5 2016\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/lop12.edu.vn\/#website\",\"url\":\"https:\/\/lop12.edu.vn\/\",\"name\":\"Lop12.edu.vn - C\u1ed9ng \u0111\u1ed3ng h\u1ecdc sinh l\u1edbp 12\",\"description\":\"\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/lop12.edu.vn\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"en-US\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/lop12.edu.vn\/#\/schema\/person\/8219caa3d91a087a4ce81b8b5ac734b5\",\"name\":\"Lop12\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/lop12.edu.vn\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/65b2897b6a31b932be1276ba7fc18d41?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/65b2897b6a31b932be1276ba7fc18d41?s=96&d=mm&r=g\",\"caption\":\"Lop12\"},\"sameAs\":[\"http:\/\/www.lop12.edu.vn\",\"www.facebook.com\/lop12.edu.vn\/\"],\"url\":\"https:\/\/lop12.edu.vn\/author\/hungld\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"\u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia m\u00f4n To\u00e1n THPT L\u00fd Th\u00e1i T\u1ed5 2016","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/lop12.edu.vn\/de-thi-thu-thpt-quoc-gia-mon-toan-thpt-ly-thai-to-2016\/","og_locale":"en_US","og_type":"article","og_title":"\u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia m\u00f4n To\u00e1n THPT L\u00fd Th\u00e1i T\u1ed5 2016","og_description":"\u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia m\u00f4n To\u00e1n do tr\u01b0\u1eddng THPT L\u00fd Th\u00e1i T\u1ed5, S\u1edf GD&\u0110T B\u1eafc Ninh t\u1ed5 ch\u1ee9c thi th\u1eed chu\u1ea9n b\u1ecb cho k\u1ef3 thi THPT Qu\u1ed1c gia n\u0103m 2016 s\u1eafp t\u1edbi. Xem th\u00eam: \u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia m\u00f4n To\u00e1n C\u00e2u 1 (2,0 \u0111i\u1ec3m).Cho h\u00e0m s\u1ed1:y=x 3 + 3x 2 + […]","og_url":"https:\/\/lop12.edu.vn\/de-thi-thu-thpt-quoc-gia-mon-toan-thpt-ly-thai-to-2016\/","og_site_name":"Lop12.edu.vn - C\u1ed9ng \u0111\u1ed3ng h\u1ecdc sinh l\u1edbp 12 l\u1edbn nh\u1ea5t t\u1ea1i Vi\u1ec7t Nam","article_author":"www.facebook.com\/lop12.edu.vn\/","article_published_time":"2016-03-19T22:50:24+00:00","article_modified_time":"2016-03-20T15:52:29+00:00","og_image":[{"url":"http:\/\/img.toanhoc247.com\/picture\/2015\/1109\/ly-thai-to-result.jpg"}],"author":"Lop12","twitter_card":"summary_large_image","twitter_misc":{"Written by":"Lop12","Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/lop12.edu.vn\/de-thi-thu-thpt-quoc-gia-mon-toan-thpt-ly-thai-to-2016\/","url":"https:\/\/lop12.edu.vn\/de-thi-thu-thpt-quoc-gia-mon-toan-thpt-ly-thai-to-2016\/","name":"\u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia m\u00f4n To\u00e1n THPT L\u00fd Th\u00e1i T\u1ed5 2016","isPartOf":{"@id":"https:\/\/lop12.edu.vn\/#website"},"datePublished":"2016-03-19T22:50:24+00:00","dateModified":"2016-03-20T15:52:29+00:00","author":{"@id":"https:\/\/lop12.edu.vn\/#\/schema\/person\/8219caa3d91a087a4ce81b8b5ac734b5"},"breadcrumb":{"@id":"https:\/\/lop12.edu.vn\/de-thi-thu-thpt-quoc-gia-mon-toan-thpt-ly-thai-to-2016\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/lop12.edu.vn\/de-thi-thu-thpt-quoc-gia-mon-toan-thpt-ly-thai-to-2016\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/lop12.edu.vn\/de-thi-thu-thpt-quoc-gia-mon-toan-thpt-ly-thai-to-2016\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/lop12.edu.vn\/"},{"@type":"ListItem","position":2,"name":"\u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia m\u00f4n To\u00e1n THPT L\u00fd Th\u00e1i T\u1ed5 2016"}]},{"@type":"WebSite","@id":"https:\/\/lop12.edu.vn\/#website","url":"https:\/\/lop12.edu.vn\/","name":"Lop12.edu.vn - C\u1ed9ng \u0111\u1ed3ng h\u1ecdc sinh l\u1edbp 12","description":"","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/lop12.edu.vn\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"en-US"},{"@type":"Person","@id":"https:\/\/lop12.edu.vn\/#\/schema\/person\/8219caa3d91a087a4ce81b8b5ac734b5","name":"Lop12","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/lop12.edu.vn\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/65b2897b6a31b932be1276ba7fc18d41?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/65b2897b6a31b932be1276ba7fc18d41?s=96&d=mm&r=g","caption":"Lop12"},"sameAs":["http:\/\/www.lop12.edu.vn","www.facebook.com\/lop12.edu.vn\/"],"url":"https:\/\/lop12.edu.vn\/author\/hungld\/"}]}},"_links":{"self":[{"href":"https:\/\/lop12.edu.vn\/wp-json\/wp\/v2\/posts\/1466"}],"collection":[{"href":"https:\/\/lop12.edu.vn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lop12.edu.vn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lop12.edu.vn\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/lop12.edu.vn\/wp-json\/wp\/v2\/comments?post=1466"}],"version-history":[{"count":0,"href":"https:\/\/lop12.edu.vn\/wp-json\/wp\/v2\/posts\/1466\/revisions"}],"wp:attachment":[{"href":"https:\/\/lop12.edu.vn\/wp-json\/wp\/v2\/media?parent=1466"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lop12.edu.vn\/wp-json\/wp\/v2\/categories?post=1466"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lop12.edu.vn\/wp-json\/wp\/v2\/tags?post=1466"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
Xem th\u00eam: \u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia m\u00f4n To\u00e1n<\/p>\n<\/div>\n
C\u00e2u 1 (2,0 \u0111i\u1ec3m).<\/strong>Cho h\u00e0m s\u1ed1:y<\/em>=x<\/em><\/p>\n + 3x<\/em><\/p>\n + 1 c\u00f3 \u0111\u1ed3 th\u1ecb l\u00e0 (C).<\/p>\n a. Kh\u1ea3o s\u00e1t s\u1ef1 bi\u1ebfn thi\u00ean v\u00e0 v\u1ebd \u0111\u1ed3 th\u1ecb (C) c\u1ee7a h\u00e0m s\u1ed1.<\/p>\n b. Vi\u1ebft ph\u01b0\u01a1ng tr\u00ecnh ti\u1ebfp tuy\u1ebfn c\u1ee7a \u0111\u1ed3 th\u1ecb (C) t\u1ea1i \u0111i\u1ec3m A(1;5). G\u1ecdi B l\u00e0 giao \u0111i\u1ec3m c\u1ee7a ti\u1ebfp tuy\u1ebfn v\u1edbi \u0111\u1ed3 th\u1ecb (C) (B \u2260 A). T\u00ednh di\u1ec7n t\u00edch tam gi\u00e1c OAB, v\u1edbi O l\u00e0 g\u1ed1c t\u1ecda \u0111\u1ed9.<\/p>\n C\u00e2u 7 (1,0 \u0111i\u1ec3m).<\/strong>Trong m\u1eb7t ph\u1eb3ng v\u1edbi h\u1ec7 t\u1ecda \u0111\u1ed9 Oxy, cho tam gi\u00e1c ABC vu\u00f4ng t\u1ea1i A n\u1ed9i ti\u1ebfp \u0111\u01b0\u1eddng tr\u00f2n (T) c\u00f3 ph\u01b0\u01a1ng tr\u00ecnh:x<\/em><\/p>\n +y<\/em><\/p>\n \u2013 6x<\/em>\u2013 2y<\/em>+ 5 = 0. G\u1ecdi H l\u00e0 h\u00ecnh chi\u1ebfu c\u1ee7a A tr\u00ean BC. \u0110\u01b0\u1eddng tr\u00f2n \u0111\u01b0\u1eddng k\u00ednh AH c\u1eaft AB, AC l\u1ea7n l\u01b0\u1ee3t t\u1ea1i M, N. T\u00ecm t\u1ecda \u0111\u1ed9 \u0111i\u1ec3m A v\u00e0 vi\u1ebft ph\u01b0\u01a1ng tr\u00ecnh c\u1ea1nh BC, bi\u1ebft \u0111\u01b0\u1eddng th\u1eb3ng MN c\u00f3 ph\u01b0\u01a1ng tr\u00ecnh: 20x<\/em>\u2013 10y<\/em>\u2013 9 = 0 v\u00e0 \u0111i\u1ec3m H c\u00f3 ho\u00e0nh \u0111\u1ed9 nh\u1ecf h\u01a1n tung \u0111\u1ed9.<\/p>\n Tuyensinh247.com<\/strong><\/p>\n T\u1ea5t c\u1ea3 n\u1ed9i dung b\u00e0i vi\u1ebft. C\u00e1c em h\u00e3y xem th\u00eam v\u00e0 t\u1ea3i file chi ti\u1ebft t\u1ea1i \u0111\u00e2y:<\/strong>Download<\/p>\n","protected":false},"excerpt":{"rendered":" \u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia m\u00f4n To\u00e1n do tr\u01b0\u1eddng THPT L\u00fd Th\u00e1i T\u1ed5, S\u1edf GD&\u0110T B\u1eafc Ninh t\u1ed5 ch\u1ee9c thi th\u1eed chu\u1ea9n b\u1ecb cho k\u1ef3 thi THPT Qu\u1ed1c gia n\u0103m 2016 s\u1eafp t\u1edbi. Xem th\u00eam: \u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia m\u00f4n To\u00e1n C\u00e2u 1 (2,0 \u0111i\u1ec3m).Cho h\u00e0m s\u1ed1:y=x 3 + 3x 2 + […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false,"tdm_status":"","tdm_grid_status":""},"categories":[28],"tags":[],"yoast_head":"\n<\/p>\n