{"id":695,"date":"2019-10-17T07:00:01","date_gmt":"2019-10-17T00:00:01","guid":{"rendered":"http:\/\/www.truyenthong.edu.vn\/?p=695"},"modified":"2019-10-17T07:00:01","modified_gmt":"2019-10-17T00:00:01","slug":"day-hoc-phuong-trinh-chinh-tac-cua-parabol-voi-sketchpad","status":"publish","type":"post","link":"https:\/\/truyenthong.edu.vn\/sanpham\/2019\/10\/17\/day-hoc-phuong-trinh-chinh-tac-cua-parabol-voi-sketchpad\/","title":{"rendered":"D\u1ea1y h\u1ecdc Ph\u01b0\u01a1ng tr\u00ecnh ch\u00ednh t\u1eafc c\u1ee7a Parabol v\u1edbi Sketchpad"},"content":{"rendered":"\n<p>\u00dd t\u01b0\u1edfng: Trong th\u1ef1c t\u1ebf ta th\u01b0\u1eddng g\u1eb7p \u0111\u01b0\u1eddng parabol, ch\u1eb3ng h\u1ea1n:<br \/> \u0110\u1ed3 th\u1ecb c\u1ee7a h\u00e0m s\u1ed1: y=a(x^2)+bx+c (a kh\u00e1c 0)<br \/> C\u00e1c tia n\u01b0\u1edbc phun ra t\u1eeb v\u00f2i phun n\u01b0\u1edbc<br \/> \u0110\u01b0\u1eddng \u0111i c\u1ee7a vi\u00ean \u0111\u1ea1n \u0111\u1ea1i b\u00e1c<\/p>\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/gdurl.com\/pBLN2\" alt=\"\" width=\"300\" height=\"200\"\/><figcaption>\u0110\u01b0\u1eddng Parabol<\/figcaption><\/figure><\/div>\n\n\n<!--more-->\n\n\n<p><br \/> Ta c\u00f3 th\u1ec3 v\u1ebd parabol v\u1edbi ti\u00eau \u0111i\u1ec3m F v\u00e0 \u0111\u01b0\u1eddng chu\u1ea9n d nh\u01b0 sau:<br \/> L\u1ea5y m\u1ed9t \u00eake ABC (vu\u00f4ng \u1edf A) v\u00e0 m\u1ed9t \u0111o\u1ea1n d\u00e2y kh\u00f4ng \u0111\u00e0n h\u1ed3i, c\u00f3 \u0111\u1ed9 d\u00e0i b\u1eb1ng AB. \u0110\u00ednh m\u1ed9t \u0111\u1ea7u d\u00e2y v\u00e0o \u0111i\u1ec3m F \u0111\u1ea7u kia v\u00e0o \u0111\u1ec9nh B c\u1ee7a \u00eake. \u0110\u1eb7t \u00eake sao cho c\u1ea1nh AC n\u1eb1m tr\u00ean d, l\u1ea5y \u0111\u1ea7u b\u00fat ch\u00ec \u00e9p s\u00e1t s\u1ee3i d\u00e2y v\u00e0o c\u1ea1nh AB v\u00e0 gi\u1eef c\u0103ng s\u1ee3i d\u00e2y r\u1ed3i cho c\u1ea1nh AC c\u1ee7a \u00eake tr\u01b0\u1ee3t tr\u00ean d. Khi \u0111\u00f3 \u0111\u1ea7u M c\u1ee7a b\u00fat ch\u00ec s\u1ebd v\u1ea1ch n\u00ean m\u1ed9t ph\u1ea7n c\u1ee7a parabol (v\u00ec  ta lu\u00f4n c\u00f3 MF = MA)<\/p>\n\n\n<p>Th\u00f4ng tin v\u1ec1 s\u1ea3n ph\u1ea9m:<\/p>\n\n\n<ul class=\"wp-block-list\"><li>H\u1ecdc ph\u1ea7n: \u1ee8ng d\u1ee5ng CNTT&amp;TT trong Gi\u00e1o d\u1ee5c To\u00e1n<\/li><li>N\u0103m: 2011<\/li><li>T\u00e1c gi\u1ea3:&nbsp;Nguy\u1ec5n Th\u1ecb Qu\u00fd, Nguy\u1ec5n Th\u1ecb H\u1ea1nh T\u00e2m, L\u00ea Th\u1ecb Di\u1ec7p, L\u00ea Th\u1ecb Thanh Di\u1ec7u<\/li><li>T\u1ea3i v\u1ec1 (gsp):&nbsp;&nbsp;<a href=\"https:\/\/drive.google.com\/file\/d\/1ZfAgB5V20qDw8WcI8k2WK_CVHLviAzdo\/view?usp=sharing\">M\u00f4 h\u00ecnh GSP d\u1ea1y Parabol<\/a><\/li><\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u00dd t\u01b0\u1edfng: Trong th\u1ef1c t\u1ebf ta th\u01b0\u1eddng g\u1eb7p \u0111\u01b0\u1eddng parabol, ch\u1eb3ng h\u1ea1n: \u0110\u1ed3 th\u1ecb c\u1ee7a h\u00e0m s\u1ed1: y=a(x^2)+bx+c (a kh\u00e1c 0) C\u00e1c tia n\u01b0\u1edbc phun ra t\u1eeb v\u00f2i phun n\u01b0\u1edbc \u0110\u01b0\u1eddng \u0111i c\u1ee7a vi\u00ean \u0111\u1ea1n \u0111\u1ea1i b\u00e1c<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12],"tags":[115,122,133],"class_list":["post-695","post","type-post","status-publish","format-standard","hentry","category-ung-dung-ict-trong-giao-duc-toan","tag-parabol","tag-phuong-trinh","tag-sketchpad"],"_links":{"self":[{"href":"https:\/\/truyenthong.edu.vn\/sanpham\/wp-json\/wp\/v2\/posts\/695","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=695"}],"version-history":[{"count":0,"href":"https:\/\/truyenthong.edu.vn\/sanpham\/wp-json\/wp\/v2\/posts\/695\/revisions"}],"wp:attachment":[{"href":"https:\/\/truyenthong.edu.vn\/sanpham\/wp-json\/wp\/v2\/media?parent=695"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/truyenthong.edu.vn\/sanpham\/wp-json\/wp\/v2\/categories?post=695"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/truyenthong.edu.vn\/sanpham\/wp-json\/wp\/v2\/tags?post=695"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}