已知复数
,其中
是虚数单位,则复数
的实部为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3099f404ceded7c92867a11faed9fa20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c05b9832b09731a574d4a4adf7448de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
更新时间:2019-07-11 21:56:29
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【推荐1】已知
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