1 . 已知集合
为虚数单位,
,则复数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ab75b71cf5e648a5714cdc3e01e9c42.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1cff95422067eca3c34f2bcad59974e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2d67321ace1e6b3be0fc0e5e8130022.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2 . 设集合
,集合
,若
,则实数
的取值范围是
![](https://img.xkw.com/dksih/QBM/2017/1/13/1619455236071424/1619455236161536/STEM/c6484fea407e4416b18b792cccc353bd.png)
![](https://img.xkw.com/dksih/QBM/2017/1/13/1619455236071424/1619455236161536/STEM/e0e0eaa4c8c54d45add11e0fb55ebec7.png)
![](https://img.xkw.com/dksih/QBM/2017/1/13/1619455236071424/1619455236161536/STEM/46855246546847a88398a961b5059457.png)
![](https://img.xkw.com/dksih/QBM/2017/1/13/1619455236071424/1619455236161536/STEM/d0b45c0fb04d4bf19e45d58ff20e4617.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2013·福建·一模
3 . 已知集合
,
,且
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/956ac0e37879b92186637d2583f7a16a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77727b5a7cb5f24c24e62da08512b70f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6312f42a7d243d459ade97fa018de095.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/892560dcff6af9f66a3f735652f69dd7.png)
A.4 | B.5 | C.6 | D.7 |
您最近一年使用:0次
2016-12-02更新
|
460次组卷
|
3卷引用:2015届陕西省西安市高新一中高三5月模拟考试理科数学试卷