1 . 已知复数
,则
的虚部为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09daacec2bfc5dd5147b575e817fd48f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
A.-1 | B.![]() | C.1 | D.![]() |
您最近一年使用:0次
解题方法
2 . 已知
,
(
是虚数单位),则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4753f4a4456d0df13843b71015bfa14.png)
________ ,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2b1b96f5050de3bc7ae53c7bf0c21e8.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2fca18a32677dfe9ed27365a9f658e66.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99ffed7cfb58e1b4820cde24edf8a713.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c05b9832b09731a574d4a4adf7448de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4753f4a4456d0df13843b71015bfa14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2b1b96f5050de3bc7ae53c7bf0c21e8.png)
您最近一年使用:0次