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1 . 下列关于复数
的四个命题中,正确的个数是
(1)若
,则复数
对应的动点的轨迹是椭圆;
(2)若
,则复数
对应的动点的轨迹是双曲线;
(3)若
,则复数
对应的动点的轨迹是抛物线;
(4)若
,则
的取值范围是![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1705847ee58c1c06d2501fbd38177ef7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08358a87d9fa83aa9cf1b39ef39d4efd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f30ce38bb5748894f83a72120b73688c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2352a4c77c19c46efbd78fad3b4daaac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
(4)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58e6714570d62aabf3c16feda629332e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c042c0c7e253a65f770583c5c6696770.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1705847ee58c1c06d2501fbd38177ef7.png)
A.4 | B.1 | C.2 | D.3 |
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2019-11-10更新
|
269次组卷
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3卷引用:上海市进才中学2018-2019学年高二上学期期末数学试题
上海市进才中学2018-2019学年高二上学期期末数学试题上海市嘉定区第一中学2018-2019学年高二下学期期中检测数学试题(已下线)专题3.3 复数【易错题型专项训练】-2020-2021学年高二数学下学期期末专项复习(沪教版)
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2 . 设复数
,
(
是虚数单位),若复数
满足
,则
的最小值是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee272481a918ceabe3d2104e4fc18497.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85b1b804a20f57a328b7036b06c33657.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7035cd4adda5d72a9fc9f9fda75995.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e10e0bfdf735b8be61fab207fe2f6c27.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7773421f0c2e9f8926bda29705b42a89.png)
A.1 | B.2 | C.![]() | D.![]() |
您最近一年使用:0次