1 . 已知集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/119a0a7bf943296310c9bc231d874cea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dc59d18cdfd8812adcd3d8eb8b2b22c.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2 . 已知集合
,集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b87a5af241b5d847fdcaf189042e1d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf31fe7a3e3b5d6365cff23d1a7f2413.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95e60375f97ff7854f4d3a8b1108d2e3.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
3 . 下列不等式中解集是
的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac55d420e554e9a8352c1523a3e0043e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2020-02-14更新
|
286次组卷
|
2卷引用:河南省驻马店市2019-2020学年高一上学期期末数学(理)试题
名校
4 . 已知集合
,
.
(1)分别求
;
(2)已知集合
,若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d34f07a3163057a9d052733b83c483f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd6fff66ba3912947d9874560d47f3af.png)
(1)分别求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32553eaca9906e328c5b8b4a0fd5e171.png)
(2)已知集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5988337b7a0798b5d056d98bb60cf32a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c6ca098b764e0366d043b69ae9d8f68.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2016-12-04更新
|
1024次组卷
|
4卷引用:河南省商丘名校2018-2019学年高一上学期期末联考数学试题