1 . 已知
,则复数
的虚部为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2788bd6c2c1018e52ba3acb7bc6addb7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
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2021-08-31更新
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693次组卷
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3卷引用:广东省普宁市2020-2021学年高二下学期期中数学试题
2 . 已知复数
,其中
为虚数单位,
为实数,当
取得最大值时,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d88552e5f0de8bb58b9d7af1b40f048e.png)
_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ed77f085a4fcb97fe6308ab8c0c0099.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/579743813856e2a9183f5ec6eaaefbb2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de971553ea8a66d7849b138a4a0625c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d88552e5f0de8bb58b9d7af1b40f048e.png)
您最近一年使用:0次