Let a, b, c, m, n >0,
find the volume of (x/a + y/b)^m+(z/c)^n < 1 and x, y, z > 0.
收錄日期: 2021-04-23 23:23:40
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https://hk.answers.yahoo.com/question/index?qid=20120522000051KK00150