這個不等式是對的。但是你不覺得它對這道題的解毫無意義的嗎?而你恰恰隻寫了這麽個不等式,沒別的。
回複:回複:回複:I'm careless,410 not 411,but the inequolity is good.we
回答: 回複:I'm careless,410 not 411,but the inequolity is good.we can ve
由 commentate
於 2010-06-23 07:11:14
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• 回複:回複:回複:回複:I'm careless,410 not 411,but the inequolity is good. -jinjing- ♀ (204 bytes) () 06/27/2010 postreply 14:37:06