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{"id":28232,"date":"2018-04-20T17:37:17","date_gmt":"2018-04-20T10:37:17","guid":{"rendered":"https:\/\/lop12.edu.vn\/?p=28232"},"modified":"2018-04-20T17:37:17","modified_gmt":"2018-04-20T10:37:17","slug":"bai-tap-trac-nghiem-hinh-hoc-12-chuong-3-bai-1-he-toa-do-trong-khong-gian-phan-4","status":"publish","type":"post","link":"https:\/\/lop12.edu.vn\/bai-tap-trac-nghiem-hinh-hoc-12-chuong-3-bai-1-he-toa-do-trong-khong-gian-phan-4\/","title":{"rendered":"B\u00e0i t\u1eadp tr\u1eafc nghi\u1ec7m H\u00ecnh h\u1ecdc 12 – Ch\u01b0\u01a1ng 3 – B\u00e0i 1: H\u1ec7 t\u1ecda \u0111\u1ed9 trong kh\u00f4ng gian (ph\u1ea7n 4)"},"content":{"rendered":"

C\u00e2u 8:<\/b>\u00a0Trong kh\u00f4ng gian Oxyz, cho ba vect\u01a1<\/p>\n

\"\"<\/p>\n

Trong c\u00e1c kh\u1eb3ng \u0111\u1ecbnh sau, kh\u1eb3ng \u0111\u1ecbnh n\u00e0o \u0111\u00fang?<\/p>\n

\"\"<\/p>\n

C\u00e2u 9:<\/b>\u00a0Trong kh\u00f4ng gian Oxyz, cho hai vect\u01a1\u00a0a\u2192<\/i>\u00a0= (x1<\/sub>, y1<\/sub>, z1<\/sub>),\u00a02\u2192<\/i>\u00a0= (x2<\/sub>, y2<\/sub>, z2<\/sub>) thay \u0111\u1ed5i. Trong c\u00e1c kh\u1eb3ng \u0111\u1ecbnh d\u01b0\u1edbi \u0111\u00e2y, kh\u1eb3ng \u0111\u1ecbnh n\u00e0o \u0111\u00fang?<\/p>\n

\"\"<\/p>\n

C\u00e2u 10:<\/b>\u00a0Trong kh\u00f4ng gian Oxyz, cho tam gi\u00e1c ABC c\u00f3 t\u1ecda \u0111\u1ed9 c\u00e1c \u0111i\u1ec3m l\u00e0: A(xA<\/sub>; yA<\/sub>, zA<\/sub>), B(xB<\/sub>; yB<\/sub>, zB<\/sub>), CA(xC<\/sub>; yC<\/sub>, zC<\/sub>) . G\u1ecdi M l\u00e0 trung \u0111i\u1ec3m c\u1ee7a BC, G l\u00e0 tr\u1ecdng t\u00e2m tam gi\u00e1c ABC. Kh\u1eb3ng \u0111\u1ecbnh n\u00e0o sau \u0111\u00e2y l\u00e0 sai?<\/p>\n

\"\"<\/p>\n

C\u00e2u 11:<\/b>\u00a0Trong kh\u00f4ng gian Oxyz, cho hai \u0111i\u1ec3m A, B c\u00f3 t\u1ecda \u0111\u1ed9 c\u00e1c \u0111i\u1ec3m A(xA<\/sub>; yA<\/sub>, zA<\/sub>), B(xB<\/sub>; yB<\/sub>, zB<\/sub>). T\u1ecda \u0111\u1ed9 trung \u0111i\u1ec3m M c\u1ee7a \u0111o\u1ea1n th\u1eb3ng AB l\u00e0:<\/p>\n

\"\"<\/p>\n

C\u00e2u 12:<\/b>\u00a0Trong kh\u00f4ng gian Oxyz, cho tam gi\u00e1c ABC c\u00f3 A(1;2;0), B(-4;5;3), C(3;-10;-6). T\u1ecda \u0111\u1ed9 tr\u1ecdng t\u00e2m G c\u1ee7a tam gi\u00e1c ABC l\u00e0:<\/p>\n

A. (0;-1;-1)\u00a0\u00a0\u00a0B. (0;-3;-3)\u00a0\u00a0\u00a0C.(0;-2;-2)\u00a0\u00a0\u00a0D. \u0110\u00e1p \u00e1n kh\u00e1c<\/p>\n

C\u00e2u 13:<\/b>\u00a0Trong kh\u00f4ng gian Oxyz, cho tam gi\u00e1c ABC c\u00f3 A(2;3;-1), B(1;3;2), G(2;-3;-1) l\u00e0 tr\u1ecdng t\u00e2m c\u1ee7a tam gi\u00e1c ABC. T\u1ecda \u0111\u1ed9 c\u1ee7a \u0111i\u1ec3m C l\u00e0:<\/p>\n

A. (3;-15;-4)\u00a0\u00a0\u00a0B. (-1;-9;-2)\u00a0\u00a0\u00a0C. (-3;15;4)\u00a0\u00a0\u00a0D. (1;9;2)<\/p>\n

C\u00e2u 14:<\/b>\u00a0Trong kh\u00f4ng gian Oxyz, cho ba vect\u01a1<\/p>\n

\"\"<\/p>\n

T\u1ecda \u0111\u1ed9 c\u1ee7a vect\u01a1<\/p>\n

\"\"<\/p>\n

A. (4;3;9)\u00a0\u00a0\u00a0B. (4;3;21)\u00a0\u00a0\u00a0C. (2;-1;10)\u00a0\u00a0\u00a0D. (4;-1;10)<\/p>\n

C\u00e2u 15:<\/b>\u00a0Trong kh\u00f4ng gian Oxyz, cho hai \u0111i\u1ec3m A(1;3;-1), B(5;4;-4). Kho\u1ea3ng c\u00e1ch gi\u1eefa hai \u0111i\u1ec3m A v\u00e0 B l\u00e0:<\/p>\n

A. (4; 1; -3)\u00a0\u00a0\u00a0B. \u221a26\u00a0\u00a0\u00a0C. 2\u221a2\u00a0\u00a0\u00a0D. \u221a66<\/p>\n

H\u01b0\u1edbng d\u1eabn gi\u1ea3i v\u00e0 \u0110\u00e1p \u00e1n<\/b><\/p>\n\n\n\n
8-D<\/td>\n9-C<\/td>\n10-D<\/td>\n11-C<\/td>\n12-A<\/td>\n13-A<\/td>\n14-B<\/td>\n15-B<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

C\u00e2u 8:\u00a0Trong kh\u00f4ng gian Oxyz, cho ba vect\u01a1 Trong c\u00e1c kh\u1eb3ng \u0111\u1ecbnh sau, kh\u1eb3ng \u0111\u1ecbnh n\u00e0o \u0111\u00fang? C\u00e2u 9:\u00a0Trong kh\u00f4ng gian Oxyz, cho hai vect\u01a1\u00a0a\u2192\u00a0= (x1, y1, z1),\u00a02\u2192\u00a0= (x2, y2, z2) thay \u0111\u1ed5i. Trong c\u00e1c kh\u1eb3ng \u0111\u1ecbnh d\u01b0\u1edbi \u0111\u00e2y, kh\u1eb3ng \u0111\u1ecbnh n\u00e0o \u0111\u00fang? C\u00e2u 10:\u00a0Trong kh\u00f4ng gian Oxyz, cho tam gi\u00e1c ABC c\u00f3 t\u1ecda \u0111\u1ed9 […]<\/p>\n","protected":false},"author":3,"featured_media":28233,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false,"tdm_status":"","tdm_grid_status":""},"categories":[157],"tags":[1450,1448],"yoast_head":"\nB\u00e0i t\u1eadp tr\u1eafc nghi\u1ec7m H\u00ecnh h\u1ecdc 12 - Ch\u01b0\u01a1ng 3 - B\u00e0i 1: H\u1ec7 t\u1ecda \u0111\u1ed9 trong kh\u00f4ng gian (ph\u1ea7n 4)<\/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\/bai-tap-trac-nghiem-hinh-hoc-12-chuong-3-bai-1-he-toa-do-trong-khong-gian-phan-4\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"B\u00e0i t\u1eadp tr\u1eafc nghi\u1ec7m H\u00ecnh h\u1ecdc 12 - Ch\u01b0\u01a1ng 3 - B\u00e0i 1: H\u1ec7 t\u1ecda \u0111\u1ed9 trong kh\u00f4ng gian (ph\u1ea7n 4)\" \/>\n<meta property=\"og:description\" content=\"C\u00e2u 8:\u00a0Trong kh\u00f4ng gian Oxyz, cho ba vect\u01a1 Trong c\u00e1c kh\u1eb3ng \u0111\u1ecbnh sau, kh\u1eb3ng \u0111\u1ecbnh n\u00e0o \u0111\u00fang? C\u00e2u 9:\u00a0Trong kh\u00f4ng gian Oxyz, cho hai vect\u01a1\u00a0a\u2192\u00a0= (x1, y1, z1),\u00a02\u2192\u00a0= (x2, y2, z2) thay \u0111\u1ed5i. Trong c\u00e1c kh\u1eb3ng \u0111\u1ecbnh d\u01b0\u1edbi \u0111\u00e2y, kh\u1eb3ng \u0111\u1ecbnh n\u00e0o \u0111\u00fang? C\u00e2u 10:\u00a0Trong kh\u00f4ng gian Oxyz, cho tam gi\u00e1c ABC c\u00f3 t\u1ecda \u0111\u1ed9 […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/lop12.edu.vn\/bai-tap-trac-nghiem-hinh-hoc-12-chuong-3-bai-1-he-toa-do-trong-khong-gian-phan-4\/\" \/>\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=\"2018-04-20T10:37:17+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/lop12.edu.vn\/wp-content\/uploads\/2018\/04\/bai-tap-trac-nghiem-he-toa-do-trong-khong-gian-4.png\" \/>\n\t<meta property=\"og:image:width\" content=\"339\" \/>\n\t<meta property=\"og:image:height\" content=\"37\" \/>\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\/bai-tap-trac-nghiem-hinh-hoc-12-chuong-3-bai-1-he-toa-do-trong-khong-gian-phan-4\/\",\"url\":\"https:\/\/lop12.edu.vn\/bai-tap-trac-nghiem-hinh-hoc-12-chuong-3-bai-1-he-toa-do-trong-khong-gian-phan-4\/\",\"name\":\"B\u00e0i t\u1eadp tr\u1eafc nghi\u1ec7m H\u00ecnh h\u1ecdc 12 - Ch\u01b0\u01a1ng 3 - B\u00e0i 1: H\u1ec7 t\u1ecda \u0111\u1ed9 trong kh\u00f4ng gian (ph\u1ea7n 4)\",\"isPartOf\":{\"@id\":\"https:\/\/lop12.edu.vn\/#website\"},\"datePublished\":\"2018-04-20T10:37:17+00:00\",\"dateModified\":\"2018-04-20T10:37:17+00:00\",\"author\":{\"@id\":\"https:\/\/lop12.edu.vn\/#\/schema\/person\/2da855e5d06b553ac0065157cc261a45\"},\"breadcrumb\":{\"@id\":\"https:\/\/lop12.edu.vn\/bai-tap-trac-nghiem-hinh-hoc-12-chuong-3-bai-1-he-toa-do-trong-khong-gian-phan-4\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/lop12.edu.vn\/bai-tap-trac-nghiem-hinh-hoc-12-chuong-3-bai-1-he-toa-do-trong-khong-gian-phan-4\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/lop12.edu.vn\/bai-tap-trac-nghiem-hinh-hoc-12-chuong-3-bai-1-he-toa-do-trong-khong-gian-phan-4\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/lop12.edu.vn\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"B\u00e0i t\u1eadp tr\u1eafc nghi\u1ec7m H\u00ecnh h\u1ecdc 12 – Ch\u01b0\u01a1ng 3 – B\u00e0i 1: H\u1ec7 t\u1ecda \u0111\u1ed9 trong kh\u00f4ng gian (ph\u1ea7n 4)\"}]},{\"@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":"B\u00e0i t\u1eadp tr\u1eafc nghi\u1ec7m H\u00ecnh h\u1ecdc 12 - Ch\u01b0\u01a1ng 3 - B\u00e0i 1: H\u1ec7 t\u1ecda \u0111\u1ed9 trong kh\u00f4ng gian (ph\u1ea7n 4)","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\/bai-tap-trac-nghiem-hinh-hoc-12-chuong-3-bai-1-he-toa-do-trong-khong-gian-phan-4\/","og_locale":"en_US","og_type":"article","og_title":"B\u00e0i t\u1eadp tr\u1eafc nghi\u1ec7m H\u00ecnh h\u1ecdc 12 - Ch\u01b0\u01a1ng 3 - B\u00e0i 1: H\u1ec7 t\u1ecda \u0111\u1ed9 trong kh\u00f4ng gian (ph\u1ea7n 4)","og_description":"C\u00e2u 8:\u00a0Trong kh\u00f4ng gian Oxyz, cho ba vect\u01a1 Trong c\u00e1c kh\u1eb3ng \u0111\u1ecbnh sau, kh\u1eb3ng \u0111\u1ecbnh n\u00e0o \u0111\u00fang? C\u00e2u 9:\u00a0Trong kh\u00f4ng gian Oxyz, cho hai vect\u01a1\u00a0a\u2192\u00a0= (x1, y1, z1),\u00a02\u2192\u00a0= (x2, y2, z2) thay \u0111\u1ed5i. Trong c\u00e1c kh\u1eb3ng \u0111\u1ecbnh d\u01b0\u1edbi \u0111\u00e2y, kh\u1eb3ng \u0111\u1ecbnh n\u00e0o \u0111\u00fang? C\u00e2u 10:\u00a0Trong kh\u00f4ng gian Oxyz, cho tam gi\u00e1c ABC c\u00f3 t\u1ecda \u0111\u1ed9 […]","og_url":"https:\/\/lop12.edu.vn\/bai-tap-trac-nghiem-hinh-hoc-12-chuong-3-bai-1-he-toa-do-trong-khong-gian-phan-4\/","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":"2018-04-20T10:37:17+00:00","og_image":[{"width":339,"height":37,"url":"https:\/\/lop12.edu.vn\/wp-content\/uploads\/2018\/04\/bai-tap-trac-nghiem-he-toa-do-trong-khong-gian-4.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\/bai-tap-trac-nghiem-hinh-hoc-12-chuong-3-bai-1-he-toa-do-trong-khong-gian-phan-4\/","url":"https:\/\/lop12.edu.vn\/bai-tap-trac-nghiem-hinh-hoc-12-chuong-3-bai-1-he-toa-do-trong-khong-gian-phan-4\/","name":"B\u00e0i t\u1eadp tr\u1eafc nghi\u1ec7m H\u00ecnh h\u1ecdc 12 - Ch\u01b0\u01a1ng 3 - B\u00e0i 1: H\u1ec7 t\u1ecda \u0111\u1ed9 trong kh\u00f4ng gian (ph\u1ea7n 4)","isPartOf":{"@id":"https:\/\/lop12.edu.vn\/#website"},"datePublished":"2018-04-20T10:37:17+00:00","dateModified":"2018-04-20T10:37:17+00:00","author":{"@id":"https:\/\/lop12.edu.vn\/#\/schema\/person\/2da855e5d06b553ac0065157cc261a45"},"breadcrumb":{"@id":"https:\/\/lop12.edu.vn\/bai-tap-trac-nghiem-hinh-hoc-12-chuong-3-bai-1-he-toa-do-trong-khong-gian-phan-4\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/lop12.edu.vn\/bai-tap-trac-nghiem-hinh-hoc-12-chuong-3-bai-1-he-toa-do-trong-khong-gian-phan-4\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/lop12.edu.vn\/bai-tap-trac-nghiem-hinh-hoc-12-chuong-3-bai-1-he-toa-do-trong-khong-gian-phan-4\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/lop12.edu.vn\/"},{"@type":"ListItem","position":2,"name":"B\u00e0i t\u1eadp tr\u1eafc nghi\u1ec7m H\u00ecnh h\u1ecdc 12 – Ch\u01b0\u01a1ng 3 – B\u00e0i 1: H\u1ec7 t\u1ecda \u0111\u1ed9 trong kh\u00f4ng gian (ph\u1ea7n 4)"}]},{"@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\/28232"}],"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=28232"}],"version-history":[{"count":1,"href":"https:\/\/lop12.edu.vn\/wp-json\/wp\/v2\/posts\/28232\/revisions"}],"predecessor-version":[{"id":28240,"href":"https:\/\/lop12.edu.vn\/wp-json\/wp\/v2\/posts\/28232\/revisions\/28240"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/lop12.edu.vn\/wp-json\/wp\/v2\/media\/28233"}],"wp:attachment":[{"href":"https:\/\/lop12.edu.vn\/wp-json\/wp\/v2\/media?parent=28232"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lop12.edu.vn\/wp-json\/wp\/v2\/categories?post=28232"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lop12.edu.vn\/wp-json\/wp\/v2\/tags?post=28232"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}