[積分] 95年中原大學理工二年級
Find the area of the region enclosed by the lemniscate r^2=cos(2x)
a.1/2 b.1 c.3/2 d.2
勞駕板上能者^^
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念電機的都是在學物理 念物理的都是在學數學
念數學的都是在學哲學 念哲學的都是在學神學 넊http://www.im.tv/vlog/vlog.asp?memid=773900
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