求lim n趋于无穷大(n+1)(n-1)(n+2)⼀ n^3的极限

2025-06-23 00:32:17
推荐回答(1个)
回答1:

lim(n->∞) (n+1)(n-2)(n+3)/n^3
=lim(n->∞) (1+1/n)(1-2/n)(1+3/n)
=1