问题
填空题
计算:
|
答案
lim n→∞
=C 3n n3+1 lim n→∞
=n(n-1)(n-2) (n3+1)•3! lim n→∞
=n3-3n2+2n (n3+1)•3! lim n→∞
=1-
+3 n 2 n2 (1+
)•3!1 n3
.1 6
答案:
.1 6
计算:
|
lim n→∞
=C 3n n3+1 lim n→∞
=n(n-1)(n-2) (n3+1)•3! lim n→∞
=n3-3n2+2n (n3+1)•3! lim n→∞
=1-
+3 n 2 n2 (1+
)•3!1 n3
.1 6
答案:
.1 6