题目内容
| lim |
| n→∞ |
| n2+1 |
| n3 |
| n2+2 |
| n3 |
| n2+n |
| n3 |
| A．0 | B．1 | C．2 | D．不存在 |
原式=
(
)=
(1+
)=1
故选B．
| lim |
| n→∞ |
n3+
| ||
| n3 |
| lim |
| n→∞ |
| n2+n |
| 2n3 |
故选B．
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开心蛙状元测试卷系列答案题目内容
| lim |
| n→∞ |
| n2+1 |
| n3 |
| n2+2 |
| n3 |
| n2+n |
| n3 |
| A．0 | B．1 | C．2 | D．不存在 |
| lim |
| n→∞ |
n3+
| ||
| n3 |
| lim |
| n→∞ |
| n2+n |
| 2n3 |
开心蛙状元测试卷系列答案