1 . 设
为虚数单位,则复数
的虚部为____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c05b9832b09731a574d4a4adf7448de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6595ffdf553ebfead56c0044ffb693c.png)
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2 . 设复数
满足
,则
的虚部是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91f2c6f7e63e1bffe7f0f073f76bb6cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
A.![]() | B.1 | C.![]() | D.![]() |
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3 . 复数
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/714ad70dbfbb140b947a1826bd51589c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e9c3d509e77d6a7e4874302308c2aba.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
4 . 已知
为虚数单位,
、
,
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c05b9832b09731a574d4a4adf7448de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d285a4c557fc9748105b62ccd94b7859.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbb7977366db8b2e9408d19696c8b00b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6219fb569d64e307152f1079e43dde1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4f6e24000c0758a3f111517b8b77129.png)
A.1 | B.![]() | C.![]() | D.2 |
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