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{"id":27546,"date":"2018-04-18T16:34:26","date_gmt":"2018-04-18T09:34:26","guid":{"rendered":"https:\/\/lop12.edu.vn\/?p=27546"},"modified":"2018-04-18T16:34:26","modified_gmt":"2018-04-18T09:34:26","slug":"chuong-2-bai-tap-trac-nghiem-giai-tich-12-ham-so-luy-thua-phan-5","status":"publish","type":"post","link":"https:\/\/lop12.edu.vn\/chuong-2-bai-tap-trac-nghiem-giai-tich-12-ham-so-luy-thua-phan-5\/","title":{"rendered":"Ch\u01b0\u01a1ng 2 – B\u00e0i t\u1eadp tr\u1eafc nghi\u1ec7m Gi\u1ea3i t\u00edch 12: H\u00e0m s\u1ed1 l\u0169y th\u1eeba (Ph\u1ea7n 5)"},"content":{"rendered":"

C\u00e2u 14:<\/b>\u00a0T\u00ecm c\u00e1c gi\u00e1 tr\u1ecb l\u1edbn nh\u1ea5t v\u00e0 nh\u1ecf nh\u1ea5t c\u1ee7a h\u00e0m s\u1ed1<\/p>\n

\"\"<\/p>\n

A. max y = 2\u221c2 , min y=1.\u00a0\u00a0\u00a0B. max y = 2\u221c2 , min y = \u221c2 .<\/p>\n

C. max y=48, min y=19. \u00a0\u00a0\u00a0D. max y = \u221c8 , min y = \u221c2 .<\/p>\n

C\u00e2u 15:<\/b>\u00a0T\u00ecm c\u00e1c gi\u00e1 tr\u1ecb l\u1edbn nh\u1ea5t v\u00e0 nh\u1ecf nh\u1ea5t c\u1ee7a h\u00e0m s\u1ed1 y = x2\/3<\/sup>(20 – x) tr\u00ean \u0111o\u1ea1n [1; 10]<\/p>\n

\"\"<\/p>\n

C\u00e2u 16:<\/b>\u00a0V\u1edbi l\u00e0 m\u1ed9t s\u1ed1 th\u1ef1c d\u01b0\u01a1ng v\u00e0 h\u00e0m s\u1ed1<\/p>\n

\"\"<\/p>\n

ngh\u1ecbch bi\u1ebfn tr\u00ean kho\u1ea3ng (0; +\u221e). Kh\u1eb3ng \u0111\u1ecbnh n\u00e0o sau \u0111\u00e2y l\u00e0 \u0111\u00fang?<\/p>\n

\"\"<\/p>\n

C\u00e2u 17:<\/b>\u00a0S\u1ed1 n\u00e0o l\u1edbn nh\u1ea5t trong c\u00e1c s\u1ed1 \u0111\u01b0\u1ee3c li\u1ec7t k\u00ea trong b\u1ed1n ph\u01b0\u01a1ng \u00e1n A,B,C,D d\u01b0\u1edbi \u0111\u00e2y?<\/p>\n

\"\"<\/p>\n

C\u00e2u 18:<\/b>\u00a0T\u00ecm \u0111\u1ea1o h\u00e0m c\u1ee7a h\u00e0m s\u1ed1<\/p>\n

\"\"<\/p>\n

C\u00e2u 19:<\/b>\u00a0S\u1ed1 n\u00e0o l\u1edbn nh\u1ea5t trong c\u00e1c s\u1ed1 \u0111\u01b0\u1ee3c li\u1ec7t k\u00ea trong b\u1ed1n ph\u01b0\u01a1ng \u00e1n A,B,C,D d\u01b0\u1edbi \u0111\u00e2y?<\/p>\n

\"\"<\/p>\n

C\u00e2u 20:<\/b>\u00a0Cho a v\u00e0 b l\u00e0 hai s\u1ed1 d\u01b0\u01a1ng. T\u00ecm gi\u00e1 tr\u1ecb l\u1edbn nh\u1ea5t c\u1ee7a h\u00e0m s\u1ed1 y = xa<\/sup>(1 – x)b<\/sup>\u00a0tr\u00ean [0;1].<\/p>\n

\"\"<\/p>\n

H\u01b0\u1edbng d\u1eabn gi\u1ea3i v\u00e0 \u0110\u00e1p \u00e1n<\/b><\/p>\n\n\n\n
14-C<\/td>\n15-D<\/td>\n16-B<\/td>\n17-D<\/td>\n18-C<\/td>\n19-B<\/td>\n20-D<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

C\u00e2u 14:<\/b><\/p>\n

T\u1eadp x\u00e1c \u0111\u1ecbnh D = [0; 1]<\/p>\n

Ta c\u00f3:<\/p>\n

\"\"<\/p>\n

y(0) = y(1) = 1; y(1\/2) = \u221c8. T\u1eeb \u0111\u00f3 max y = y(1\/2) = \u221c8, min y = y(0) = 1<\/p>\n

C\u00e2u 15:<\/b><\/p>\n

\"\"<\/p>\n

y’ = 0 <=> x = 8<\/p>\n

Ta c\u00f3: y(1) = 19, y(8) = 48, y(10) = 105\/3<\/sup>\u00a0\u2248 46,6 > 19<\/p>\n

T\u1eeb \u0111\u00f3:<\/p>\n

\"\"<\/p>\n

C\u00e2u 16:<\/b><\/p>\n

H\u00e0m s\u1ed1<\/p>\n

\"\"<\/p>\n

ngh\u1ecbch bi\u1ebfn tr\u00ean (0; +\u221e) n\u00ean \u221c\u03b1 – 2\u03b1 < 0<\/p>\n

\"\"<\/p>\n

C\u00e2u 17:<\/b><\/p>\n

Vi\u1ebft l\u1ea1i c\u00e1c s\u1ed1 d\u01b0\u1edbi d\u1ea1ng c\u00f9ng c\u0103n b\u1eadc 4:<\/p>\n

\"B\u00e0i<\/p>\n

T\u1eeb \u0111\u00f3 ta th\u1ea5y 5\u221a2 l\u00e0 l\u1edbn nh\u1ea5t<\/p>\n

C\u00e2u 18:<\/b><\/p>\n

Vi\u1ebft l\u1ea1i<\/p>\n

\"B\u00e0i\"\"<\/p>\n

C\u00e2u 19:<\/b><\/p>\n

Vi\u1ebft l\u1ea1i c\u00e1c s\u1ed1<\/p>\n

\"B\u00e0i\"B\u00e0i<\/p>\n

T\u1eeb \u0111\u00f3 ta th\u1ea5y s\u1ed1 l\u1edbn nh\u1ea5t l\u00e0<\/p>\n

\"B\u00e0i<\/p>\n

C\u00e2u 20:<\/b><\/p>\n

y’ = xa – 1<\/sup>(1 – x)b – 1<\/sup>(a – ax – bx). Tr\u00ean kho\u1ea3ng (0 ;1)<\/p>\n

\"B\u00e0i<\/p>\n

Ta c\u00f3: y(0) = y(1) = 0;<\/p>\n

\"B\u00e0i<\/p>\n","protected":false},"excerpt":{"rendered":"

C\u00e2u 14:\u00a0T\u00ecm c\u00e1c gi\u00e1 tr\u1ecb l\u1edbn nh\u1ea5t v\u00e0 nh\u1ecf nh\u1ea5t c\u1ee7a h\u00e0m s\u1ed1 A. max y = 2\u221c2 , min y=1.\u00a0\u00a0\u00a0B. max y = 2\u221c2 , min y = \u221c2 . C. max y=48, min y=19. \u00a0\u00a0\u00a0D. max y = \u221c8 , min y = \u221c2 . C\u00e2u 15:\u00a0T\u00ecm c\u00e1c gi\u00e1 tr\u1ecb l\u1edbn nh\u1ea5t v\u00e0 […]<\/p>\n","protected":false},"author":3,"featured_media":27547,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false,"tdm_status":"","tdm_grid_status":""},"categories":[157],"tags":[1447,1446],"yoast_head":"\nCh\u01b0\u01a1ng 2 - B\u00e0i t\u1eadp tr\u1eafc nghi\u1ec7m Gi\u1ea3i t\u00edch 12: H\u00e0m s\u1ed1 l\u0169y th\u1eeba (Ph\u1ea7n 5)<\/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\/chuong-2-bai-tap-trac-nghiem-giai-tich-12-ham-so-luy-thua-phan-5\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Ch\u01b0\u01a1ng 2 - B\u00e0i t\u1eadp tr\u1eafc nghi\u1ec7m Gi\u1ea3i t\u00edch 12: H\u00e0m s\u1ed1 l\u0169y th\u1eeba (Ph\u1ea7n 5)\" \/>\n<meta property=\"og:description\" content=\"C\u00e2u 14:\u00a0T\u00ecm c\u00e1c gi\u00e1 tr\u1ecb l\u1edbn nh\u1ea5t v\u00e0 nh\u1ecf nh\u1ea5t c\u1ee7a h\u00e0m s\u1ed1 A. max y = 2\u221c2 , min y=1.\u00a0\u00a0\u00a0B. max y = 2\u221c2 , min y = \u221c2 . C. max y=48, min y=19. \u00a0\u00a0\u00a0D. max y = \u221c8 , min y = \u221c2 . C\u00e2u 15:\u00a0T\u00ecm c\u00e1c gi\u00e1 tr\u1ecb l\u1edbn nh\u1ea5t v\u00e0 […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/lop12.edu.vn\/chuong-2-bai-tap-trac-nghiem-giai-tich-12-ham-so-luy-thua-phan-5\/\" \/>\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:published_time\" content=\"2018-04-18T09:34:26+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/lop12.edu.vn\/wp-content\/uploads\/2018\/04\/1-246.png\" \/>\n\t<meta property=\"og:image:width\" content=\"124\" \/>\n\t<meta property=\"og:image:height\" content=\"41\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"H\u00e0 Trang\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"H\u00e0 Trang\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/lop12.edu.vn\/chuong-2-bai-tap-trac-nghiem-giai-tich-12-ham-so-luy-thua-phan-5\/\",\"url\":\"https:\/\/lop12.edu.vn\/chuong-2-bai-tap-trac-nghiem-giai-tich-12-ham-so-luy-thua-phan-5\/\",\"name\":\"Ch\u01b0\u01a1ng 2 - B\u00e0i t\u1eadp tr\u1eafc nghi\u1ec7m Gi\u1ea3i t\u00edch 12: H\u00e0m s\u1ed1 l\u0169y th\u1eeba (Ph\u1ea7n 5)\",\"isPartOf\":{\"@id\":\"https:\/\/lop12.edu.vn\/#website\"},\"datePublished\":\"2018-04-18T09:34:26+00:00\",\"dateModified\":\"2018-04-18T09:34:26+00:00\",\"author\":{\"@id\":\"https:\/\/lop12.edu.vn\/#\/schema\/person\/2da855e5d06b553ac0065157cc261a45\"},\"breadcrumb\":{\"@id\":\"https:\/\/lop12.edu.vn\/chuong-2-bai-tap-trac-nghiem-giai-tich-12-ham-so-luy-thua-phan-5\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/lop12.edu.vn\/chuong-2-bai-tap-trac-nghiem-giai-tich-12-ham-so-luy-thua-phan-5\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/lop12.edu.vn\/chuong-2-bai-tap-trac-nghiem-giai-tich-12-ham-so-luy-thua-phan-5\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/lop12.edu.vn\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Ch\u01b0\u01a1ng 2 – B\u00e0i t\u1eadp tr\u1eafc nghi\u1ec7m Gi\u1ea3i t\u00edch 12: H\u00e0m s\u1ed1 l\u0169y th\u1eeba (Ph\u1ea7n 5)\"}]},{\"@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\/2da855e5d06b553ac0065157cc261a45\",\"name\":\"H\u00e0 Trang\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/lop12.edu.vn\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/545a8100db1147f314111301d261dc33?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/545a8100db1147f314111301d261dc33?s=96&d=mm&r=g\",\"caption\":\"H\u00e0 Trang\"},\"url\":\"https:\/\/lop12.edu.vn\/author\/trangvth2\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Ch\u01b0\u01a1ng 2 - B\u00e0i t\u1eadp tr\u1eafc nghi\u1ec7m Gi\u1ea3i t\u00edch 12: H\u00e0m s\u1ed1 l\u0169y th\u1eeba (Ph\u1ea7n 5)","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\/chuong-2-bai-tap-trac-nghiem-giai-tich-12-ham-so-luy-thua-phan-5\/","og_locale":"en_US","og_type":"article","og_title":"Ch\u01b0\u01a1ng 2 - B\u00e0i t\u1eadp tr\u1eafc nghi\u1ec7m Gi\u1ea3i t\u00edch 12: H\u00e0m s\u1ed1 l\u0169y th\u1eeba (Ph\u1ea7n 5)","og_description":"C\u00e2u 14:\u00a0T\u00ecm c\u00e1c gi\u00e1 tr\u1ecb l\u1edbn nh\u1ea5t v\u00e0 nh\u1ecf nh\u1ea5t c\u1ee7a h\u00e0m s\u1ed1 A. max y = 2\u221c2 , min y=1.\u00a0\u00a0\u00a0B. max y = 2\u221c2 , min y = \u221c2 . C. max y=48, min y=19. \u00a0\u00a0\u00a0D. max y = \u221c8 , min y = \u221c2 . C\u00e2u 15:\u00a0T\u00ecm c\u00e1c gi\u00e1 tr\u1ecb l\u1edbn nh\u1ea5t v\u00e0 […]","og_url":"https:\/\/lop12.edu.vn\/chuong-2-bai-tap-trac-nghiem-giai-tich-12-ham-so-luy-thua-phan-5\/","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_published_time":"2018-04-18T09:34:26+00:00","og_image":[{"width":124,"height":41,"url":"https:\/\/lop12.edu.vn\/wp-content\/uploads\/2018\/04\/1-246.png","type":"image\/png"}],"author":"H\u00e0 Trang","twitter_card":"summary_large_image","twitter_misc":{"Written by":"H\u00e0 Trang","Est. reading time":"2 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/lop12.edu.vn\/chuong-2-bai-tap-trac-nghiem-giai-tich-12-ham-so-luy-thua-phan-5\/","url":"https:\/\/lop12.edu.vn\/chuong-2-bai-tap-trac-nghiem-giai-tich-12-ham-so-luy-thua-phan-5\/","name":"Ch\u01b0\u01a1ng 2 - B\u00e0i t\u1eadp tr\u1eafc nghi\u1ec7m Gi\u1ea3i t\u00edch 12: H\u00e0m s\u1ed1 l\u0169y th\u1eeba (Ph\u1ea7n 5)","isPartOf":{"@id":"https:\/\/lop12.edu.vn\/#website"},"datePublished":"2018-04-18T09:34:26+00:00","dateModified":"2018-04-18T09:34:26+00:00","author":{"@id":"https:\/\/lop12.edu.vn\/#\/schema\/person\/2da855e5d06b553ac0065157cc261a45"},"breadcrumb":{"@id":"https:\/\/lop12.edu.vn\/chuong-2-bai-tap-trac-nghiem-giai-tich-12-ham-so-luy-thua-phan-5\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/lop12.edu.vn\/chuong-2-bai-tap-trac-nghiem-giai-tich-12-ham-so-luy-thua-phan-5\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/lop12.edu.vn\/chuong-2-bai-tap-trac-nghiem-giai-tich-12-ham-so-luy-thua-phan-5\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/lop12.edu.vn\/"},{"@type":"ListItem","position":2,"name":"Ch\u01b0\u01a1ng 2 – B\u00e0i t\u1eadp tr\u1eafc nghi\u1ec7m Gi\u1ea3i t\u00edch 12: H\u00e0m s\u1ed1 l\u0169y th\u1eeba (Ph\u1ea7n 5)"}]},{"@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\/2da855e5d06b553ac0065157cc261a45","name":"H\u00e0 Trang","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/lop12.edu.vn\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/545a8100db1147f314111301d261dc33?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/545a8100db1147f314111301d261dc33?s=96&d=mm&r=g","caption":"H\u00e0 Trang"},"url":"https:\/\/lop12.edu.vn\/author\/trangvth2\/"}]}},"_links":{"self":[{"href":"https:\/\/lop12.edu.vn\/wp-json\/wp\/v2\/posts\/27546"}],"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\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/lop12.edu.vn\/wp-json\/wp\/v2\/comments?post=27546"}],"version-history":[{"count":1,"href":"https:\/\/lop12.edu.vn\/wp-json\/wp\/v2\/posts\/27546\/revisions"}],"predecessor-version":[{"id":27562,"href":"https:\/\/lop12.edu.vn\/wp-json\/wp\/v2\/posts\/27546\/revisions\/27562"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/lop12.edu.vn\/wp-json\/wp\/v2\/media\/27547"}],"wp:attachment":[{"href":"https:\/\/lop12.edu.vn\/wp-json\/wp\/v2\/media?parent=27546"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lop12.edu.vn\/wp-json\/wp\/v2\/categories?post=27546"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lop12.edu.vn\/wp-json\/wp\/v2\/tags?post=27546"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}