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lim n趋于无穷时:[ln(n+2)/(n+2)]*[(n+1)/(ln(n+1)]?
人气:382 ℃ 时间:2020-05-02 14:11:28
解答
=lim (n趋于无穷)[ln(n+2)]/[(ln(n+1)]=lim (n趋于无穷)(n+1)/(n+2)=1
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