{"id":119,"date":"2011-11-28T00:17:21","date_gmt":"2011-11-27T15:17:21","guid":{"rendered":"http:\/\/roundown.main.jp\/nyushi\/?p=119"},"modified":"2021-09-09T21:17:30","modified_gmt":"2021-09-09T12:17:30","slug":"osr201004","status":"publish","type":"post","link":"https:\/\/www.roundown.net\/nyushi\/osr201004\/","title":{"rendered":"\u962a\u5927\u7406\u7cfb2010\uff1a\u7b2c4\u554f"},"content":{"rendered":"<hr \/>\n<p>\u534a\u5f84 \\(3\\) \u306e\u7403 \\(T _ 1\\) \u3068\u534a\u5f84 \\(1\\) \u306e\u7403 \\(T _ 2\\) \u304c, \u5185\u63a5\u3057\u305f\u72b6\u614b\u3067\u7a7a\u9593\u306b\u56fa\u5b9a\u3055\u308c\u3066\u3044\u308b.\r\n\u534a\u5f84 \\(1\\) \u306e\u7403 \\(S\\) \u304c\u6b21\u306e\u6761\u4ef6 (A) , (B) \u3092\u6e80\u305f\u3057\u306a\u304c\u3089\u52d5\u304f.<\/p>\r\n<ol>\r\n<li><p>(A)\u3000\\(S\\) \u306f \\(T _ 1\\) \u306e\u5185\u90e8\u306b\u3042\u308b\u304b \\(T _ 1\\) \u306b\u5185\u63a5\u3057\u3066\u3044\u308b.<\/p><\/li>\r\n<li><p>(B)\u3000\\(S\\) \u306f \\(T _ 2\\) \u306e\u5916\u90e8\u306b\u3042\u308b\u304b \\(T _ 2\\) \u306b\u5916\u63a5\u3057\u3066\u3044\u308b.<\/p><\/li>\r\n<\/ol>\r\n<p>\\(S\\) \u306e\u4e2d\u5fc3\u304c\u5b58\u5728\u3057\u3046\u308b\u7bc4\u56f2\u3092 \\(D\\) \u3068\u3059\u308b\u3068\u304d, \u7acb\u4f53 \\(D\\) \u306e\u4f53\u7a4d\u3092\u6c42\u3081\u3088.<\/p>\r\n<hr \/>\r\n<!--more-->\r\n<h4>\u3010 \u89e3 \u7b54 \u3011<\/h4>\r\n<p>\\(T _ 1 , T _ 2\\) \u306e\u4e2d\u5fc3\u3092 \\(\\text{O} _ 1 , \\text{O} _ 2\\) \u3068\u3059\u308c\u3070, \\(2\\) \u70b9\u3092\u901a\u308b\u5e73\u9762\u3067\u306e \\(D\\) \u306e\u65ad\u9762\u306f\u4e0b\u56f3\u306e\u3088\u3046\u306b\u306a\u308b.<\/p>\r\n<img decoding=\"async\" src=\"\/\/www.roundown.net\/nyushi\/wp-content\/uploads\/handai2010_03_01.png\" alt=\"\" title=\"handai2010_03_01\" class=\"aligncenter size-full\" \/>\r\n<p>\u6c42\u3081\u308b\u4f53\u7a4d \\(V\\) \u306f, \u4e0b\u56f3 (A) , (B) \u306e\u56de\u8ee2\u4f53\u306e\u4f53\u7a4d \\(V _ 1 , V _ 2\\) \u3092\u7528\u3044\u3066,\r\n\\[\r\nV = V _ 1 -V _ 2\n\\]\r\n<img decoding=\"async\" src=\"\/\/www.roundown.net\/nyushi\/wp-content\/uploads\/handai2010_03_02.png\" alt=\"\" title=\"handai2010_03_02\" class=\"aligncenter size-full\" \/>\r\n<p>\\[\\begin{align}\r\nV _ 1 & = \\pi \\displaystyle\\int _ {-1}^2 y^2 \\, dx = \\pi \\displaystyle\\int _ {-1}^2 (4-x^2) \\, dx , \\\\\r\nV _ 2 & = \\pi \\displaystyle\\int _ 1^2 y^2 \\, dx = \\pi \\displaystyle\\int _ 1^2 (4-x^2) \\, dx\n\\end{align}\\]\r\n\u306a\u306e\u3067,\r\n\\[\\begin{align}\r\nV & = V _ 1 -V _ 2 = \\pi \\displaystyle\\int _ {-1}^1 (4-x^2) \\, dx \\\\\r\n& = 2 \\pi \\displaystyle\\int _ 0^1 (4-x^2) \\, dx = 2 \\pi \\left[ 4x -\\dfrac{x^3}{3} \\right] _ 0^1 \\\\\r\n& = 2 \\pi \\cdot \\dfrac{11}{3} = \\underline{\\dfrac{22}{3}\\pi}\n\\end{align}\\]\r\n","protected":false},"excerpt":{"rendered":"\u534a\u5f84 \\(3\\) \u306e\u7403 \\(T _ 1\\) \u3068\u534a\u5f84 \\(1\\) \u306e\u7403 \\(T _ 2\\) \u304c, \u5185\u63a5\u3057\u305f\u72b6\u614b\u3067\u7a7a\u9593\u306b\u56fa\u5b9a\u3055\u308c\u3066\u3044\u308b. \u534a\u5f84 \\(1\\) \u306e\u7403 \\(S\\) \u304c\u6b21\u306e\u6761\u4ef6 (A) , (B) \u3092\u6e80\u305f\u3057\u306a\u304c\u3089\u52d5\u304f &hellip; <a href=\"https:\/\/www.roundown.net\/nyushi\/osr201004\/\">\u7d9a\u304d\u3092\u8aad\u3080 <span class=\"meta-nav\">&rarr;<\/span><\/a>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[31],"tags":[142,14],"class_list":["post-119","post","type-post","status-publish","format-standard","hentry","category-osaka_r_2010","tag-osaka_r","tag-14"],"_links":{"self":[{"href":"https:\/\/www.roundown.net\/nyushi\/wp-json\/wp\/v2\/posts\/119","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.roundown.net\/nyushi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.roundown.net\/nyushi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.roundown.net\/nyushi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.roundown.net\/nyushi\/wp-json\/wp\/v2\/comments?post=119"}],"version-history":[{"count":0,"href":"https:\/\/www.roundown.net\/nyushi\/wp-json\/wp\/v2\/posts\/119\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.roundown.net\/nyushi\/wp-json\/wp\/v2\/media?parent=119"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.roundown.net\/nyushi\/wp-json\/wp\/v2\/categories?post=119"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.roundown.net\/nyushi\/wp-json\/wp\/v2\/tags?post=119"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}