已知
,若
为纯虚数,则
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1e69392d21261afd8e5e5f096634669.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e343e5b9fe3e70174e5c66f4e2484e2c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() | C.-2 | D.2 |
2021·山西临汾·模拟预测 查看更多[2]
更新时间:2021-05-29 22:49:39
|
相似题推荐
单选题
|
较易
(0.85)
解题方法
【推荐1】若复数
(i是虚数单位)是纯虚数,则实数
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/427a7eca99e14fc43b908ef11b7f05aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
A.1 | B.![]() | C.2 | D.![]() |
您最近一年使用:0次
单选题
|
较易
(0.85)
【推荐2】复数z=(m2+m)+mi(m∈R,i为虚数单位)是纯虚数,则实数m的值为
A.0或-1 | B.0 |
C.1 | D.-1 |
您最近一年使用:0次
单选题
|
较易
(0.85)
名校
【推荐2】规定
,若在复平面上的三个点
,
,
分别对应复数0,
,
,其中
满足
,则
的面积为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0c8894e0b37af5da23a1c1bffb32017.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e5a26cdb832be154de8fefa016acaf1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/366fe37d85912fa73839b8baa20dd630.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
A.25 | B.![]() | C.5 | D.![]() |
您最近一年使用:0次