问题
填空题
计算:
|
答案
lim n→∞
=(n+1)(1-3n) (2-n)(n2+n+1) lim n→∞
=0
(1+ 1 n
)(1 n
-3)1 n (
-1)(1+2 n
+ 1 n2
)1 n
故答案为:0
计算:
|
lim n→∞
=(n+1)(1-3n) (2-n)(n2+n+1) lim n→∞
=0
(1+ 1 n
)(1 n
-3)1 n (
-1)(1+2 n
+ 1 n2
)1 n
故答案为:0