名校
解题方法
1 . 设在复平面内,复数
和
对应的点分别为
,则向量
表示的复数所对应的点位于( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd497105b3e18f1f97b06e0d426d3b2c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec98bcde0ea979514029766fc7656aa7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abcb5d89b04570ceda2c29e11cb27a57.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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2 . 已知
,
,在复平面内,复数
,
,
对应的点分别为
,
,
.
(1)求
;
(2)若
,求实数
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28e8b708288bd3a38942055519a57708.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/845dbecf4d789a2d611a3c39d3fe5d9e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e34b88f343ca5a4c29057465541b9cf4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e4e2b866b0043a32fc78326553841d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fe615164ed2995bdeea0f5b0ba94231.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)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c231f5c0eddd418c1e36688321e39ab7.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbc0a1884c6669cec22b714a57d5b2b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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名校
3 . 复数
的共轭复数
的模是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6c3022b5f026e56b42837e3859e57a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d41042207515dd2e8349c805e6aee400.png)
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名校
4 . 已知
为虚数单位,若复数
,
是
的共轭复数,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a176cfc17acf73eba234dfccadd8f1e.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7035cd4adda5d72a9fc9f9fda75995.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94e7e0f124ea1cd17d235cbbc65a75de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d41042207515dd2e8349c805e6aee400.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a176cfc17acf73eba234dfccadd8f1e.png)
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名校
解题方法
5 . 已知复数
满足
,则
在复平面内对应的点位于( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ffb9bb906700a8ead61bd15a72cd0886.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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名校
6 . 已知虚数
满足:
为实数,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ac28c87f38c36dd6ec2b85f06c97c95.png)
_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36878d65579af444e0dcde7ed8785f67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ac28c87f38c36dd6ec2b85f06c97c95.png)
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7 . 已知
是虚数单位,复数
,则复数
的虚部为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7035cd4adda5d72a9fc9f9fda75995.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/384849588f3e67d7da22738b08ca2b7a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
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解题方法
8 . 若复数
,
为实数,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a115d79a382dc61abe7cf257895ccf9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/565d2a3e043f2dc0fdfddb1412777377.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
A.0 | B.1 | C.![]() | D.![]() |
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名校
9 . 设
是复数,则下列命题中是真命题的有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90d860cb86e1467ac24010aecfc7a425.png)
A.若![]() ![]() | B.若![]() ![]() |
C.若![]() ![]() | D.若![]() ![]() |
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名校
解题方法
10 . 设复数
,则下列命题结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e754e41d33d46b704e9d5ee1082fdd8.png)
A.复数z的实部为1 | B.复数z的虚部是![]() |
C.复数z的模为![]() | D.在复平面内,复数z对应的点在第二象限 |
您最近一年使用:0次