1 . 已知复数
满足
,则复数
的虚部为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d0307e48ed8f5238a390fe155103794.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2 . 若复数
满足
(其中
是虚数单位),则复数
的共轭复数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e9c3d509e77d6a7e4874302308c2aba.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acb62a6a6742580ea5360209b79dbdae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7035cd4adda5d72a9fc9f9fda75995.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e9c3d509e77d6a7e4874302308c2aba.png)
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3 . 点
对应的复数是
,点
对应的复数是
,则线段
的中点对应的复数是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bb8477bcc87b1401970171bf57b9ecb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33286c6359bb69548e6b42253471a6ec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2c1fd680a5d355178273c6d6025eb80.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa9845fcf800c01a35d37bf592b66755.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0600267caf4d9288ab8ba8f4f9b3d556.png)
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4 . 复数
的虚部是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c611721f1c45da58d9d84bedc2d122a2.png)
A.5 | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
5 . 若复数
是纯虚数,则实数a=( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d4e90cce989568150404b84882940ff.png)
A.![]() | B.![]() | C.![]() | D.6 |
您最近一年使用:0次
6 . 计算:
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/543520fe35d5b3e4114b3c09b1de2db1.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb0e67d903473bc5537ed99a74deb3a6.png)
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7 . 下列复数是纯虚数的为( )
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
8 . 复数
在复平面直角坐标系中对应的点的坐标为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff7ca562f4a68187659a01746d6649cc.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
9 . 已知
为虚数单位,
,则复数
的虚部为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7035cd4adda5d72a9fc9f9fda75995.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aced9468a867313a49f9cb0b59b3d542.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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10 . 计算
的结果是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2873707933f0c596bf1a3678373b5a1b.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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