N的N次方加1 和 （N加1）的N次方 比大小
人气：246 ℃ 时间：2020-04-16 21:16:09
解答
N为正整数1,2...
N^（N+1）/（N+1）^N=（N^N/（N+1）^N）*N
=（N/（N+1））^N*N
N/（N+1）
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