问题
填空题
计算:
|
答案
lim n→∞
=2n2+n+3 (2n+1)2 lim n→∞
=2+
+1 n 3 n2 4+
+4 n 1 n2
=2+0+0 4+0+0
.1 2
故答案为:
.1 2
计算:
|
lim n→∞
=2n2+n+3 (2n+1)2 lim n→∞
=2+
+1 n 3 n2 4+
+4 n 1 n2
=2+0+0 4+0+0
.1 2
故答案为:
.1 2