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[数列] 数列不等式证明

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等待hxh posted 2014-4-8 22:59 |Read mode
6.jpg (这种题怎么找相邻两项的关系,递推关系出不来呀,希望高手指点!)

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其妙 posted 2014-4-8 23:05
回复 1# 等待hxh
不知在哪里看过这题,没印象了

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kuing posted 2014-4-8 23:08
回复 2# 其妙

我也觉得我见过……找 555 问去……

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kuing posted 2014-4-9 14:41

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其妙 posted 2014-4-9 16:40
回复 4# kuing
第2个链接,555果然mark了,还给了第一个链接

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