1 . 求证:存在非零复数c与实数d,使得对于一切模长为1的复数
均有
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3185a496b769c519c56b007527aaf62b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3cec18bd06c3d0d1a5a1be8b4627b5c7.png)
您最近一年使用:0次
2 . 若e为自然对数的底,则满足
,且
的复数z的个数为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8ec0e75b252dde0973ef2efe32f9577.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f92c6a49d8c173eb40188da78246103.png)
您最近一年使用:0次
3 . 已知
,存在唯一的
,使得
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/707aed47159fae11f47e464c548a0b95.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c5215ead9dda7b1eb968ae4e41b28b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d037a6f4bfe8fd31cf0107b7011970e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a4fbc796def901bda4cb9e6083f8359.png)
您最近一年使用:0次
4 . 若复数
满足条件
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f39784a6667e741635d5004144020f12.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/308f43c468d83daffea9db100e24c41f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/415df6ff409e0483ea85f64957d5d8d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f39784a6667e741635d5004144020f12.png)
您最近一年使用:0次