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{"id":6632,"date":"2016-11-22T03:57:30","date_gmt":"2016-11-22T03:57:30","guid":{"rendered":"https:\/\/lop12.edu.vn\/?p=6632"},"modified":"2016-11-22T03:57:30","modified_gmt":"2016-11-22T03:57:30","slug":"de-thi-hoc-ki-2-lop-11-mon-toan-nam-2015-thpt-ngo-quyen","status":"publish","type":"post","link":"https:\/\/lop12.edu.vn\/de-thi-hoc-ki-2-lop-11-mon-toan-nam-2015-thpt-ngo-quyen\/","title":{"rendered":"\u0110\u1ec1 thi h\u1ecdc k\u00ec 2 l\u1edbp 11 m\u00f4n To\u00e1n n\u0103m 2015 – THPT Ng\u00f4 Quy\u1ec1n"},"content":{"rendered":"

\u0110\u1ec1 thi h\u1ecdc k\u00ec 2 l\u1edbp 11 m\u00f4n To\u00e1n n\u0103m 2015- THPT Ng\u00f4 Quy\u1ec1n t\u1ed5 ch\u1ee9c thi h\u1ecdc k\u00ec cho h\u1ecdc sinh kh\u1ed1i 11. \u0110\u1ec1 thi b\u00e1m s\u00e1t ki\u1ebfn th\u1ee9c,\u0111\u1ec1 thi k\u00e8m \u0111\u00e1p \u00e1n b\u00ean d\u01b0\u1edbi. C\u00e1c em theo d\u00f5i d\u01b0\u1edbi \u0111\u00e2y:<\/p>\n

Ph\u1ea7n 1<\/u><\/strong> : Theo ch\u01b0\u01a1ng tr\u00ecnh Chu\u1ea9n<\/em><\/strong><\/p>\n

C\u00e2u 6a<\/strong> (1,0 \u0111i\u1ec3m<\/em>): \u00a0Cho h\u00e0m s\u1ed1 f(x)= $\"x^{3}+2x^{2}-1\"$ \u00a0c\u00f3 \u0111\u1ed3 th\u1ecb (C<\/em>). Vi\u1ebft ph\u01b0\u01a1ng tr\u00ecnh ti\u1ebfp tuy\u1ebfn c\u1ee7a (C<\/em>) t\u1ea1i \u0111i\u1ec3m M <\/em>c\u00f3 ho\u00e0nh \u0111\u1ed9 x=-1<\/p>\n

C\u00e2u 7a<\/strong> (1,0 \u0111i\u1ec3m<\/em>): \u00a0Ch\u1ee9ng minh r\u1eb1ng ph\u01b0\u01a1ng tr\u00ecnh $\"4x^{4}+2x^{2}-x-3=0\"$ \u00a0c\u00f3 \u00edt nh\u1ea5t hai nghi\u1ec7m ph\u00e2n bi\u1ec7t tr\u00ean kho\u1ea3ng (-1, 1) .<\/p>\n

C\u00e2u 8a<\/strong> (1,0 \u0111i\u1ec3m<\/em>): \u00a0Cho h\u00ecnh ch\u00f3p S.ABC<\/em> c\u00f3 ABC<\/em> l\u00e0 tam gi\u00e1c vu\u00f4ng c\u00e2n t\u1ea1i A<\/em>, AB<\/em> = a<\/em>, SA<\/em> vu\u00f4ng g\u00f3c v\u1edbi m\u1eb7t ph\u1eb3ng (ABC<\/em>) v\u00e0 SA<\/em> = $\"a\\sqrt{2}\"$ . G\u1ecdi M<\/em> l\u00e0 trung \u0111i\u1ec3m c\u1ee7a BC<\/em>. D\u1ef1ng v\u00e0 t\u00ednh \u0111\u1ed9 d\u00e0i \u0111o\u1ea1n vu\u00f4ng g\u00f3c chung c\u1ee7a hai \u0111\u01b0\u1eddng th\u1eb3ng SM<\/em> v\u00e0 AC<\/em> theo a<\/em>.<\/p>\n

$\"\"$ <\/p>\n

\u0110\u00e1p \u00e1n \u0111\u1ec1 thi h\u1ecdc k\u00ec 2 l\u1edbp 11 m\u00f4n To\u00e1n n\u0103m 2015- THPT Ng\u00f4 Quy\u1ec1n<\/strong><\/h3>\n
$\"\"$ <\/strong><\/p>\n
<\/p>\n","protected":false},"excerpt":{"rendered":"
\u0110\u1ec1 thi h\u1ecdc k\u00ec 2 l\u1edbp 11 m\u00f4n To\u00e1n n\u0103m 2015- THPT Ng\u00f4 Quy\u1ec1n t\u1ed5 ch\u1ee9c thi h\u1ecdc k\u00ec cho h\u1ecdc sinh kh\u1ed1i 11. \u0110\u1ec1 thi b\u00e1m s\u00e1t ki\u1ebfn th\u1ee9c,\u0111\u1ec1 thi k\u00e8m \u0111\u00e1p \u00e1n b\u00ean d\u01b0\u1edbi. C\u00e1c em theo d\u00f5i d\u01b0\u1edbi \u0111\u00e2y: Ph\u1ea7n 1 : Theo ch\u01b0\u01a1ng tr\u00ecnh Chu\u1ea9n C\u00e2u 6a (1,0 \u0111i\u1ec3m): \u00a0Cho h\u00e0m […]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false,"tdm_status":"","tdm_grid_status":""},"categories":[171],"tags":[],"yoast_head":"\n\u0110\u1ec1 thi h\u1ecdc k\u00ec 2 l\u1edbp 11 m\u00f4n To\u00e1n n\u0103m 2015 - THPT Ng\u00f4 Quy\u1ec1n<\/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-hoc-ki-2-lop-11-mon-toan-nam-2015-thpt-ngo-quyen\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u0110\u1ec1 thi h\u1ecdc k\u00ec 2 l\u1edbp 11 m\u00f4n To\u00e1n n\u0103m 2015 - THPT Ng\u00f4 Quy\u1ec1n\" \/>\n<meta property=\"og:description\" content=\"\u0110\u1ec1 thi h\u1ecdc k\u00ec 2 l\u1edbp 11 m\u00f4n To\u00e1n n\u0103m 2015- THPT Ng\u00f4 Quy\u1ec1n t\u1ed5 ch\u1ee9c thi h\u1ecdc k\u00ec cho h\u1ecdc sinh kh\u1ed1i 11. \u0110\u1ec1 thi b\u00e1m s\u00e1t ki\u1ebfn th\u1ee9c,\u0111\u1ec1 thi k\u00e8m \u0111\u00e1p \u00e1n b\u00ean d\u01b0\u1edbi. 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