[张爸] 求收敛与否

楼主: winter5690 (bbv)   2013-06-16 02:43:23
急问101台联大的甲.3
(a)
sigma((n+1)^0.5-(n)^0.5)是否收敛呢?
有大大有101台联微积分的答案吗??
感谢

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