![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c39905f4fe6ff98343a154deff346271.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21681c3e8ad4fa5a7015788aff262427.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7226c64a04fba3c75daf933e585509dc.png)
(1)求点D对应的复数;
(2)试判断A、B、C、D四点是否在同一圆上,若是,求出该圆的方程;否则,请说明理由.
更新时间:2020-08-07 17:10:02
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【推荐1】已知在复平面内,平行四边形OABC的三个顶点O, A,C对应的复数分别为
.
(1)求点B所对应的复数
;
(2)若复数z满足
,则复数z在复平面内所对应的点的集合是什么图形?
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/675a8f101f91bb9abe6863e2d7ef4ed8.png)
(1)求点B所对应的复数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/adcc78b50e4eb2ef6076b0ef4fab732d.png)
(2)若复数z满足
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/138e8d88f7ca53fd4c0b7ffd6f98a969.png)
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【推荐2】已知复数
,其中
为虚数单位.
(1)当
时,求
的取值范围(几何方法需画图并解释);
(2)若
,
,且
,求
的实部的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b40b6895776e0807c2baecbc8f33a8c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/74460404ff35f33a2220f71a6bcd409d.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe1d272b852cbc8ff4a5abf9c3ce3fc4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ccb9e41ad064a79567502ff370b38775.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b03b011f69dfc5262a3d82f64676739b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9825162b06feb151fbc1530a717d4eef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9bda5d47fd148f8a0c16dc0a55dd6e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
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【推荐2】实数
取何值时,复数
是
(1)实数?
(2)虚数?
(3)纯虚数?
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a8bf3263b641f23809564fe2df6e42e.png)
(1)实数?
(2)虚数?
(3)纯虚数?
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