名校
解题方法
1 . 已知复数
,
,
.
(1)若复数
在复平面内的对应点落在第四象限,求实数
的取值范围;
(2)若复数
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f68c2c5556f04d1fdce13f37076effc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0055868371dd09b74ca4cd76750f9172.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22dd8b3dc4c609bab82d356a5cc2208d.png)
(1)若复数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e34b88f343ca5a4c29057465541b9cf4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若复数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ebc4b0d5565b30f8963cef1c8bd94a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fe615164ed2995bdeea0f5b0ba94231.png)
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2 . 复数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/365280fbf50bb59aaddd95ab03d37487.png)
(1)若
是虚数,求实数
的取值范围;
(2)若
所对应的点在第四象限,求实数
的取值范围;
(3)若
,求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/365280fbf50bb59aaddd95ab03d37487.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cad3aaeb5b444feb152378278f68863.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de971553ea8a66d7849b138a4a0625c5.png)
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3 . 若
,则下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a11d7042f764c4ef1332916d17eaa40b.png)
A.若![]() ![]() |
B.若![]() ![]() |
C.若![]() ![]() |
D.若![]() ![]() |
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|
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|
2卷引用:山东省聊城第一中学等部分学校2023-2024学年高一下学期5月质量监测联合调考数学试题
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4 . 已知复数
,
,复数
在复平面上的点在第二象限,且
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/919bfc8c0532807a4f42a24e830e5f11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07afea2d6683ef307d221d93ca7dcdcb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa224ed9be8766a4d0b5138bd57de0f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df99155f67cec511016a05127f0a2bf2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
A.1 | B.![]() | C.![]() ![]() | D.1或![]() |
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5 . 设复数
,
,下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6c20af8eadf2eba12950010ee5ba1e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dcd9218a657b17654c5d757a6f7dee9a.png)
A.若![]() ![]() |
B.若![]() ![]() |
C.![]() |
D.复数![]() |
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|
161次组卷
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2卷引用:云南省部分校2023-2024学年高一下学期月考联考数学试题
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解题方法
6 . 已知
是虚数单位,复数
,
.
(1)当复数z为纯虚数时,求m的值;
(2)当复数z在复平面内对应的点在第三象限时,求m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7035cd4adda5d72a9fc9f9fda75995.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/686ed15fe31fe5c9233ecedacd39eb56.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40e72f6b2ef3329828cb8fc873eeba7c.png)
(1)当复数z为纯虚数时,求m的值;
(2)当复数z在复平面内对应的点在第三象限时,求m的取值范围.
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7 . 已知复数
在复平面内对应的点位于第三象限,
,且
的虚部是实部的2倍.
(1)求
;
(2)若复数
使得
为纯虚数,则
在复平面内对应的点的集合是什么图形?
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/128cf2d830a0be68857f24280da22895.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
(2)若复数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/595044a7750ab4f84519041979c3d780.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0372e32290b3894832245f13bfe7d86b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/595044a7750ab4f84519041979c3d780.png)
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解题方法
8 . 已知
为虚数单位,复数
,
,则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7035cd4adda5d72a9fc9f9fda75995.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f88629e004c4153f0d42258defa2be7f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f11988aa7569790689bea75a91925eeb.png)
A.![]() | B.![]() ![]() |
C.![]() ![]() | D.在复平面内,复数![]() |
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2024-06-16更新
|
248次组卷
|
2卷引用:河南省驻马店市部分学校2023-2024学年高一下学期5月青桐鸣联考数学试题(北师大版)
名校
9 . 已知
,复数
.
(1)若
是实数,求
的值;
(2)若
对应的点在第一象限,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dcd9218a657b17654c5d757a6f7dee9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db318d49893af7f7ae56cfc60059d4ac.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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解题方法
10 . 已知
,则
在复平面上的对应点位于( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aeefdde19b27c562a7110fb0c3908061.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
A.第一象限 | B.第二象限 |
C.第三象限 | D.第四象限 |
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