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标题: math一道,请教各位 [打印本页]

作者: sportman 时间: 2005-5-20 06:48 标题: math一道,请教各位

math一道,请教各位
c(6,9)/c(6,9+x)=6/11,怎样求解?

作者: bnbf 时间: 2005-5-20 06:52

First of all, the problem is wrong. There is no such X that the equation will hold. And I would suggest that try the value one by one to get the answer

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