lim根号n^2+n+1/3n-2

分类: 作业答案 • 2023-01-04 17:28:59

问题描述：

lim根号n^2+n+1/3n-2

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