1 . 若复数
满足
,则
的虚部为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5cd8c7f38cbfa96b7fad20577629c381.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2aeb4be9182ed159d3051f19ec6ccfdc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5cd8c7f38cbfa96b7fad20577629c381.png)
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2 . 设
、
为正整数,且
.则
=______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ad3788d95ad0c653f1f0a442304a35d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20d6fc9b90f370fbb27552876b650f8f.png)
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名校
3 . 已知关于
的实系数方程
和
的四个不同的根在复平面内对应的点共圆.则
取值的集合是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c4977c2bc9b8a0e52fba9f28f25cf7e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4ea5c1de4b41af90aa3c1d51144fa57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2018-12-19更新
|
341次组卷
|
4卷引用:2007年全国高中数学联赛广西赛区预赛试题