lim根号n^2+n+1/3n-2
人气:201 ℃ 时间:2019-09-22 09:39:04
解答
lim【n→∞】√(n²+n+1)/(3n-2)
=lim【n→∞】√(1+1/n+1/n²)/(3-2/n²)
=√(1+0+0)/(3-0)
=1/3
答案:1/3
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