1 . 已知复数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5715194dc7609027ecb24901b65304cf.png)
.
(1)若
,且
,求
和
;
(2)若
,且
,y为纯虚数,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5715194dc7609027ecb24901b65304cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f04b0a48ef9812893fe3bf32cfc5826b.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9de59a6da1ee210ccf04651ae53275dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2dcbca3478eae63853d2aab5332e2e56.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af68f652b4c13657ffddf3c9e7eb262b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d8b3f66119c2ce542984d12eb2b6b77.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9de59a6da1ee210ccf04651ae53275dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af68f652b4c13657ffddf3c9e7eb262b.png)
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2020-01-13更新
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