1 . 在复平面内,复数
,
对应的点分别是
,
,则复数
的虚部为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af68f652b4c13657ffddf3c9e7eb262b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa224ed9be8766a4d0b5138bd57de0f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b094cba781181aeb90752170e9ba6c94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc30165c18de623d0a3efb961e606d1c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d52e497aa7422819d873a7333891e86.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2022-07-13更新
|
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2卷引用:河南省安阳市滑县2021-2022学年高二下学期期末数学理科试题
2 . 设
,则复数z在复平面内对应的点的坐标为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/868decf37540eef0601c23ab597bc353.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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3 . 已知复数z在复平面内对应的点A位于第一象限,且
.
(1)求z;
(2)设
,
在复平面内对应的点分别为B,C,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7d165cb62b3157169f32fb0d297120a.png)
(1)求z;
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01ea3cc01ce7266cdf0fd73fd50d23c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd734caf3253274b76d59f6359bc51e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d54d09ef825305de83671448a3dea21.png)
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4 . 在复平面内,复数
对应的点为
,
对应的点为
.
(1)求
.
(2)若复数z满足
,则复数z在复平面内对应的点的集合是什么图形?并判断点A与该图形的位置关系.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af68f652b4c13657ffddf3c9e7eb262b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2fb8c1ac253f504497962194df593bb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa224ed9be8766a4d0b5138bd57de0f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f4535188c0996ec130c8a7aaf08dc66.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fe615164ed2995bdeea0f5b0ba94231.png)
(2)若复数z满足
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b56c5d57b748a7d5d059955de8558d1.png)
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2022-07-02更新
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252次组卷
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2卷引用:河南省安阳市2021-2022学年高一下学期期末数学试题
解题方法
5 . 在复平面上,正方形
的
、
、
、
按逆时针方向排列.
,
对应的复数分别为
与
.
(1)求
、
分别对应的复数
与
;
(2)设
与
对应的复数分别为
与
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47b59029f5b652f9d525495f1a4be081.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c663a1529dcc03f744196d586c20a69.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97726ebf4799be3d87cee90de9bfbcd8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c2ca00cedf2a449f6b928c38874093a.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be64d59ac6538a0f4d79fb825e082081.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75f90e16e18b1e88ebb1ab811d06be76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af68f652b4c13657ffddf3c9e7eb262b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa224ed9be8766a4d0b5138bd57de0f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a8ca7cb46181d1e00c8ff65f6fa8e75.png)
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6 . 已知复数
满足
,则复平面内由点
形成的区域的面积为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/569d9a7ad763e7a51f160ff1e00d7cf0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60d0f180b03a02c0ba4b72815f342470.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82a79a33a83a7ba57a34b5093d1d1d02.png)
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2022-06-22更新
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375次组卷
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3卷引用:河南省郑州市巩义,中牟,登封等六县2021-2022学年高二下学期期末测评数学(理科)试题
河南省郑州市巩义,中牟,登封等六县2021-2022学年高二下学期期末测评数学(理科)试题河南省郑州市巩义,中牟,登封等六县2021-2022学年高二下学期期末测评数学(文科)试题(已下线)第18讲 复数的加、减运算及其几何意义
7 . 已知复数
在复平面内对应的点的坐标为
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2c7b74fd862d7e3f35e40ae1f626c4c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5dd59f56cd122bfbaed6b89571fa2779.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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4卷引用:河南省开封市部分学校2022届高考考前押题文科数学试题
名校
解题方法
8 . 若
,则
在复平面内对应的点位于( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db46581922266460cf8008ed95165117.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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2022-05-27更新
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2卷引用:河南省许平汝漯2021-2022学年高二下学期6月大联考数学(文科)试题
9 . 在复平面内,复数z对应的点的坐标是
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fad20e2bc6576fc461419f8f138d26e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b1e238d36628ab64823cc9a841fcdf8.png)
A.2 | B.3 | C.![]() | D.1 |
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2022-05-19更新
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848次组卷
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7卷引用:河南省百所名校2021-2022学年高一下学期第四次大联考数学试题
10 . 已知复数
,
在复平面内对应的点分别为A,B,且A,B两点关于虚轴对称,O是复平面内的原点,则下列说法一定正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af68f652b4c13657ffddf3c9e7eb262b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6f4992ecfb63f5e2809a6307eea571e.png)
A.向量![]() |
B.![]() |
C.![]() |
D.![]() |
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