Suppose f(x,y)=[√(1-xy)] (1-x)^(a-1) y^a (1-y)^(b-1) , D=[0,1]x[0,1],
evaluate ∫∫_D f(x,y) dx dy =? (where a, b > 0).
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Double integral
2012-04-30 7:54 am
回答 (1)
2012-05-03 4:40 am
收錄日期: 2021-04-16 14:22:30
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20120429000051KK01025