题目内容
计算:
=______.
| lim |
| n→∞ |
| |2+i|n+1-|1+i|n |
| |2+i|n+|1+i|n+1 |
| lim |
| n→∞ |
| |2+i|n+1-|1+i|n |
| |2+i|n+|1+i|n+1 |
| lim |
| n→∞ |
(
| ||||
(
|
| lim |
| n→∞ |
| ||||||
1+
|
| 5 |
故答案为
| 5 |
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题目内容
| lim |
| n→∞ |
| |2+i|n+1-|1+i|n |
| |2+i|n+|1+i|n+1 |
| lim |
| n→∞ |
| |2+i|n+1-|1+i|n |
| |2+i|n+|1+i|n+1 |
| lim |
| n→∞ |
(
| ||||
(
|
| lim |
| n→∞ |
| ||||||
1+
|
| 5 |
| 5 |