[极限] 台大转学考早年考题

楼主: allenchen821 (Allen)   2015-06-08 11:13:44
想请教一下,小弟是不是有什么观念没弄懂
1 1 1 1 1
lim->无限[--- +---+---+---........+--- ]之值为何?
n+1 n+2 n+3 n+4 3n+1
谢谢抽空解答.^_^

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