回复:回复:回复:I'm careless,410 not 411,but the inequolity is good.we
回答: 回复:I'm careless,410 not 411,but the inequolity is good.we can ve
由 commentate
于 2010-06-23 07:11:14
这个不等式是对的。但是你不觉得它对这道题的解毫无意义的吗?而你恰恰只写了这么个不等式,没别的。
所有跟帖:
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回复:回复:回复:回复:I'm careless,410 not 411,but the inequolity is good.
-jinjing-
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06/27/2010 postreply
14:37:06