用数列极限的定义证明下列极限 lim(n+1/n-1)=1
用数列极限的定义证明下列极限 lim(n+1/n-1)=1
数学人气：661 ℃时间：2019-09-27 05:38:33
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分析：使得|（n+1）/（n-1）-1|0,则存在N=[2/ε+1],当n>N时,总有|（n+1）/（n-1）-1|
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