当m取何实数时,复数
,(1)是实数?(2)是虚数?(3)是纯虚数?
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00ee7e55e57f476c2b335dd481d28ae8.png)
13-14高二上·海南省直辖县级单位·阶段练习 查看更多[1]
(已下线)2012-2013年海南琼海嘉积中学高二上教学监测(三)理科数学试卷
更新时间:2016-12-02 04:08:22
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【知识点】 已知复数的类型求参数解读
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解答题-问答题
|
较易
(0.85)
名校
【推荐1】已知
,复数
,当
为何值时,
(1)
为实数?
(2)
为虚数?
(3)
为纯虚数?
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2725a89d93c791f7a0098f4964587905.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b6d248b3083d61f7d08404390204c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
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解答题-问答题
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较易
(0.85)
名校
解题方法
【推荐2】已知复数
,
.
(1)若
,求
;
(2)若
是纯虚数,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fef7a16fa6b96bd77bbb8e1d3eb042eb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37fca16a0529118c4547f20e7408a987.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/519ad731635c2a3379f55b7f46ffae86.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a10de1216740ff1542ddb2968de5832.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次