1 . 已知
为虚数单位,复数
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7035cd4adda5d72a9fc9f9fda75995.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f2a7c94d7209b3f8825e5d3bab722d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7e0aeeb125cfb42e33094594d4381f5.png)
A.3 | B.![]() | C.5 | D.2 |
您最近一年使用:0次
2024-05-23更新
|
491次组卷
|
2卷引用:安徽省芜湖市安徽师范大学附属中学2023-2024学年高二下学期4月期中考试数学试题
2 . 复数p,q,r在复平面内对应的点分别为P,Q,R,下列说法正确的有( )
A.若![]() ![]() | B.若![]() ![]() |
C.若![]() | D.若![]() ![]() ![]() ![]() |
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解题方法
3 . 已知复数
满足
.
(1)求复数
在复平面内的对应点
的坐标;
(2)若复数
满足
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a8bfcb20208b771a2bef9820c1c70e8.png)
(1)求复数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d8b9ad2fcfff3dd546c5fdbedfe6238.png)
(2)若复数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63ae7a3df05116669c0ecdcf4736dad1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1119acf52e31d4a051b58a53bb9f8b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63ae7a3df05116669c0ecdcf4736dad1.png)
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4 . 若复数z满足
,则下列命题正确的有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/264b7342cc75fd675239293221fd0854.png)
A.z的虚部是![]() | B.![]() |
C.![]() | D.复数z在复平面内对应的点位于第三象限 |
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5 . 在复平面内,复数
对应点的坐标为
,则
的虚部为__________ ,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f8d4393d58857fadc2827dec8072275.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68eeb4a3f4ee2e2f1f6ec335d4033c92.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fcfebd9f5a57036e6df6b6e14865da3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f8d4393d58857fadc2827dec8072275.png)
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6 . 设z为复数(i为虚数单位),下列命题正确的有( )
A.若![]() ![]() |
B.若z的共轭复数![]() ![]() |
C.![]() |
D.在复平面内,集合![]() ![]() |
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7 . 若复数
满足
,则
的最小值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09a780309d32e7d0334f0ac26512a53f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8702011aac0963b03298a222aa62a38.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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8 . 已知复数
则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13489e3355b768554f16a8927e0df276.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7e0aeeb125cfb42e33094594d4381f5.png)
A.![]() | B.![]() | C.5 | D.![]() |
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9 . 已知复数
满足
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28d76ed4e3b8897c14cf046a75c6a9de.png)
A.![]() ![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-04-29更新
|
144次组卷
|
2卷引用:吉林省四平市第一高级中学2023-2024学年高二上学期期初验收考试数学试题
10 . 已知复数
满足:
(
为虚数单位),则复数
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/170729097ae813fd596faf3dcd1ac83e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7035cd4adda5d72a9fc9f9fda75995.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7e0aeeb125cfb42e33094594d4381f5.png)
A.![]() | B.5 | C.![]() | D.6 |
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