{"id":331,"date":"2014-02-15T09:12:30","date_gmt":"2014-02-15T01:12:30","guid":{"rendered":"http:\/\/www.xuehelp.cn\/?p=331"},"modified":"2014-02-15T09:12:30","modified_gmt":"2014-02-15T01:12:30","slug":"%e5%9c%a8%e4%b8%89%e8%a7%92%e5%bd%a2abc%e4%b8%ad%ef%bc%8cabc%e5%88%86%e5%88%ab%e6%98%af%e8%a7%92abc%e6%89%80%e5%af%b9%e7%9a%84%e8%be%b9%ef%bc%8c%e4%b8%94bcosc12ca","status":"publish","type":"post","link":"http:\/\/www.xuehelp.cn\/index.php\/archives\/331","title":{"rendered":"\u5728\u4e09\u89d2\u5f62ABC\u4e2d\uff0ca,b,c\u5206\u522b\u662f\u89d2A,B,C\u6240\u5bf9\u7684\u8fb9\uff0c\u4e14bcosC+1\/2c=a."},"content":{"rendered":"<p>\u5728\u4e09\u89d2\u5f62ABC\u4e2d\uff0ca,b,c\u5206\u522b\u662f\u89d2A,B,C\u6240\u5bf9\u7684\u8fb9\uff0c\u4e14bcosC+1\/2c=a.<br \/>\n\u6c42\u89d2B\u7684\u5927\u5c0f.<!--more--><br \/>\n<strong>\u89e3\u7b54\uff1a<\/strong><br \/>\n\u56e0\u4e3abcosC+1\/2c=a\uff0e<br \/>\n\u7531\u6b63\u5f26\u5b9a\u7406\u53ef\u77e5\uff1asinBcosC+1\/2sinC\uff1dsinA\uff0c<br \/>\nsinBcosC+1\/2sinC\uff1dsinBcosC+cosBsinC\uff0ccosB\uff1d1\/2\uff0cB\u4e3a\u4e09\u89d2\u5f62\u5185\u89d2\uff0c<br \/>\n\u6240\u4ee5B\uff1d\u03c0\/3<\/p>\n<p><strong>\u5206\u6790\uff1a<\/strong>\u672c\u9898\u662f\u4e09\u89d2\u51fd\u6570\u4e09\u89d2\u5f62\u91cc\u9762\u7684\u7b80\u5355\u8ba1\u7b97\u9898\uff0c\u8003\u67e5\u6b63\u5f26\u5b9a\u7406\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u4e09\u89d2\u5f62ABC\u4e2d\uff0ca,b,c\u5206\u522b\u662f\u89d2A,B,C\u6240\u5bf9\u7684\u8fb9\uff0c\u4e14bcosC+1\/2c=a. \u6c42\u89d2B\u7684\u5927\u5c0f.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[202,201],"_links":{"self":[{"href":"http:\/\/www.xuehelp.cn\/index.php\/wp-json\/wp\/v2\/posts\/331"}],"collection":[{"href":"http:\/\/www.xuehelp.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.xuehelp.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.xuehelp.cn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.xuehelp.cn\/index.php\/wp-json\/wp\/v2\/comments?post=331"}],"version-history":[{"count":1,"href":"http:\/\/www.xuehelp.cn\/index.php\/wp-json\/wp\/v2\/posts\/331\/revisions"}],"predecessor-version":[{"id":332,"href":"http:\/\/www.xuehelp.cn\/index.php\/wp-json\/wp\/v2\/posts\/331\/revisions\/332"}],"wp:attachment":[{"href":"http:\/\/www.xuehelp.cn\/index.php\/wp-json\/wp\/v2\/media?parent=331"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.xuehelp.cn\/index.php\/wp-json\/wp\/v2\/categories?post=331"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.xuehelp.cn\/index.php\/wp-json\/wp\/v2\/tags?post=331"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}