{"provider_url":"https://hatena.blog","provider_name":"Hatena Blog","categories":["\u6570\u5b66\u516c\u5f0f"],"published":"2014-02-25 00:00:00","height":"190","type":"rich","blog_url":"https://study-guide.hatenablog.jp/","author_name":"StudyGuide","description":"\u6570\u5b66\u306e\u89e3\u8aac\u30b3\u30e9\u30e0\u306e\u76ee\u6b21\u3078 \u5186\u5468\u7387\u03c0\u306b\u3064\u3044\u3066\uff0c\u4e0b\u8a18\u306e\u5f0f\u304c\u6210\u308a\u7acb\u3064\u3002 \u30d3\u30a8\u30bf\u306e\u516c\u5f0f \uff12\u306e\u30eb\u30fc\u30c8\u3092\u3069\u3093\u3069\u3093\u5165\u308c\u5b50\u306b\u3057\u3066\uff0c\u5165\u308c\u5b50\u306e\u6df1\u3055\u3092\u6df1\u3081\u3066\u3044\u3063\u305f\u3082\u306e\u3092\u7a4d\u306b\u3059\u308b\u3068\uff0c\u5186\u5468\u7387\u304c\u73fe\u308c\u308b\u3002\u3068\u3066\u3082\u4e0d\u601d\u8b70\u306a\u516c\u5f0f\u3060\u3002 \u3069\u3046\u3084\u3063\u3066\u5c0e\u51fa\u3059\u308b\u306e\u304b\uff1f \u8a3c\u660e\u306e\u305f\u3081\u306b\u306f\uff0c\u4e09\u89d2\u95a2\u6570\u306e\u500d\u89d2\u306e\u516c\u5f0f\u3068\uff0c\u534a\u89d2\u306e\u516c\u5f0f\u3092\u4f7f\u3046\u3002\u51fa\u767a\u70b9\u306f sin \u03c0/2 \u3067\uff0c\u3053\u308c\u3092\u500d\u89d2\u306e\u516c\u5f0f\u3067\u6b21\u3005\u306b\u5207\u308a\u958b\u3044\u3066\u884c\u304d\uff0csin \u306e\u89d2\u5ea6\u3092\u534a\u3005\u306b\u3057\u3066\u3086\u304f\u3002 \u305d\u308c\u306b\u4f34\u3044\uff0ccos \u306e\u89d2\u5ea6\u304c\u534a\u3005\u306b\u306a\u3063\u305f\u3082\u306e\u304c\u3042\u3089\u308f\u308c\u308b\u304c\uff0c\u3053\u308c\u306f cos \u306e\u534a\u89d2\u516c\u5f0f\u3067\u8a08\u7b97\u3067\u304d\u308b\u3002 \u6700\u5f8c\u306b\uff0cx / sin x \u306e\u6975\u9650\u3092\u4f7f\u3046\u3002\u610f\u5916\u3068\u7c21\u5358\u306b\u5c0e\u51fa\u3067\u304d\u308b\u3002 \u8a73\u3057\u3044\u60c5\u5831\uff1a Vieta's Formula\u2026","image_url":"http://chart.apis.google.com/chart?cht=tx&chl=%5Cdisplaystyle%7B%7D%5Cfrac%7B2%7D%7B%5Cpi%7D%3D%5Cfrac%7B%5Csqrt%7B2%7D%7D%7B2%7D%7B%7D%5Ccdot%7B%7D%5Cfrac%7B%5Csqrt%7B2%2B%5Csqrt%7B2%7D%7D%7D%7B2%7D%7B%7D%5Ccdot%7B%7D%5Cfrac%7B%5Csqrt%7B2%2B%5Csqrt%7B2%2B%5Csqrt%7B2%7D%7D%7D%7D%7B2%7D%5Ccdot%5Ccdot%5Ccdot","blog_title":"\u52c9\u5f37\u30e1\u30e2 \uff08\u5927\u5b66\u306e\u8b1b\u7fa9\u52d5\u753b\u3084\uff0c\u8cc7\u683c\u8a66\u9a13\u306e\u5bfe\u7b56\uff09","title":"\u30d3\u30a8\u30bf\u306e\u516c\u5f0f\u306f\uff0c\u5186\u5468\u7387\u3092\uff12\u306e\u30eb\u30fc\u30c8\u3060\u3051\u3067\u7121\u9650\u7a4d\u8868\u793a\u3059\u308b\uff0c\u9762\u767d\u3044\u516c\u5f0f","url":"https://study-guide.hatenablog.jp/entry/20140225/p1","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fstudy-guide.hatenablog.jp%2Fentry%2F20140225%2Fp1\" title=\"\u30d3\u30a8\u30bf\u306e\u516c\u5f0f\u306f\uff0c\u5186\u5468\u7387\u3092\uff12\u306e\u30eb\u30fc\u30c8\u3060\u3051\u3067\u7121\u9650\u7a4d\u8868\u793a\u3059\u308b\uff0c\u9762\u767d\u3044\u516c\u5f0f - \u52c9\u5f37\u30e1\u30e2 \uff08\u5927\u5b66\u306e\u8b1b\u7fa9\u52d5\u753b\u3084\uff0c\u8cc7\u683c\u8a66\u9a13\u306e\u5bfe\u7b56\uff09\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","version":"1.0","width":"100%","author_url":"https://blog.hatena.ne.jp/StudyGuide/"}