已知复数
和
均是纯虚数,则
的模为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0b3e5089be3af442cb5bf3017a54611.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
更新时间:2019-07-11 17:03:35
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解题方法
【推荐1】已知是复数,
均为实数(i为虚数单位),且复数
在复平面上对应的点在第一、三象限角平分线上,则实数
的值是
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填空题-单空题
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(0.85)
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【推荐2】已知复数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f1bff643df397f1d30cb7b86603d6e3.png)
是纯虚数,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f1bff643df397f1d30cb7b86603d6e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae676c936b91af769360c2624f70e532.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
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(0.85)
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【推荐2】设复数
,
是共轭复数,且
,则
=___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af68f652b4c13657ffddf3c9e7eb262b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa224ed9be8766a4d0b5138bd57de0f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6197e0edc1c353c612d3c7c88a77a1d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/faf56137f1d545c524da223f94f1c99f.png)
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