作者dreamenjoy (今天也很爽)
看板trans_math
标题[考古] 积分
时间Sun Apr 29 00:53:17 2012
1.Find the number b = in (0,4) such that the line y = b divides the region
bounded by the curves y = x^2 and y = 4 into two regions with equal area
4
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3
我算答案是2 不知道有无错误
有高手能帮解答吗?
我做法是令上半面积等於下半面积来求解
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