1 . 已知复数
在复平面内对应的点为
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97fe88412da03cc114f2250593293217.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58ca4edb95d08a2151bcc15ed5de301a.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
2 . 在复平面内,复数
(i为虚数单位)对应的点分别为
,下列描述正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d0378e2a60559d342210135a38f9c1c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06f5e21d225bf3c159ddf3876fbb8fb1.png)
A.![]() |
B.![]() |
C.若![]() ![]() ![]() ![]() |
D.若复数![]() ![]() ![]() ![]() |
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3 . 已知
是虚数单位,复数
在复平面内所对应的点
位于( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7035cd4adda5d72a9fc9f9fda75995.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fca43dc3b2ce38306f8b20364d5ec57e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d8b9ad2fcfff3dd546c5fdbedfe6238.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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4 . 已知复数
,
,
在复平面内对应的点分别为
,且
不共线,
为复平面的坐标原点.若
,则( )
![](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/e34b88f343ca5a4c29057465541b9cf4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20c5963f86446064639992f4d4bae73c.png)
A.![]() |
B.![]() |
C.四边形![]() |
D.若![]() ![]() |
您最近半年使用:0次
解题方法
5 . 在复平面内,角
的顶点为坐标原点,始边为实轴非负半轴,终边经过复数
所对应的点,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/697dea6ad384a97930e9bd66c77dcf0c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38dd8aad9cfb5e1fe2a45d80923f1571.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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6 . 复数
,则在复平面内z对应的点的坐标是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f50a6cecb77fb181f7b0a1ee16441cf1.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近半年使用:0次
7 . 复平面内复数
所对应的点为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4e40eb5818f0a1c37c782224f2f9f66.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8833ba3833480237f47774984958c01d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4e40eb5818f0a1c37c782224f2f9f66.png)
您最近半年使用:0次
8 . 设复数
,则复数
在复平面内对应的点的坐标为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9745a29e30218751f0c4882a2c76947b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d41042207515dd2e8349c805e6aee400.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近半年使用:0次
解题方法
9 . 已知复数
满足
,
.
(1)求
;
(2)设复数
,
,
在复平面内对应的点分别为
,
,
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad34eb59bbd12c445d4233aee590d3c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83f082b42a201aa68fe5ab5fb4868ad4.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f9a3ffcfbb7e7afc27ff27ee8f1d0da.png)
(2)设复数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf249b929f874c50db38f178cda273ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fc5d00e96037ee7d40ac6832c2d8866.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1589d895073ede6bb5bf81e44767e530.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/1682ccca6e9c0980813acca038066d61.png)
您最近半年使用:0次
名校
解题方法
10 . 已知i为虚数单位,复数
,则下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b14239d11e260f8df4abc349245be59d.png)
A.z的共轭复数为![]() |
B.z的虚部为![]() |
C.![]() |
D.z在复平面内对应的点在第一象限 |
您最近半年使用:0次