名校
解题方法
1 . 已知集合
,
则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f362f7702fec85dfb2a5598220153031.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9df4400090e79059bae5d859232d57d2.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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名校
2 . 若关于
的不等式
的解集为
.
(1)求关于
的不等式
的解集
(2)解不等式
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f64a0083156066681d24c5413e98de8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7579d0368e1ca2bae3b57fc27b878d9.png)
(1)求关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2073a0a855efc666bf1425fd7dbfca8c.png)
(2)解不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5182fbc144f8e459f2e35ad60731cdb5.png)
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2021-08-20更新
|
501次组卷
|
2卷引用:江苏省淮安市盱眙中学2020-2021学年高三上学期第一次学情调研数学试题
名校
解题方法
3 . 设集合
,
,
.
(1)当
时,求
;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78761594b2064765671a554c00cb25cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18e868cc8a0e3963e3e028e4dfee975a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bbdef421c976962a270a2beabbad91.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b05d2be27e8f53e4de3071846dffb41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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4 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7940523ab54854150bdda1f8bd40638a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ef0a19d94005dced19bc38279059a8c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95e60375f97ff7854f4d3a8b1108d2e3.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
5 . 已知集合
,集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a79896748863bdb72c8b7a60d5f0ce8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a780254ff25948a4194b24d53ec320e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2021-02-08更新
|
57次组卷
|
2卷引用:西藏拉萨中学2021届高三上学期第五次月考数学(理)试题
6 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b0e0284510b04a232a6d64113ef86d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/740c5b53ba09c78d4dc05f8bdb10679f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
7 . 设集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86dfda79e3553d6766e18c52f7b273ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b98b1fdd7643c5a8d01088daf369af2.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2021-01-17更新
|
100次组卷
|
8卷引用:【市级联考】河南省新乡市2018-2019学年高一上学期期中考试数学试题
【市级联考】河南省新乡市2018-2019学年高一上学期期中考试数学试题浙江省杭州市第四中学2019-2020学年高一上学期期中数学试题河北省“五个一”名校联盟2019-2020学年高三上学期一轮复习收官考试数学(理)试题(已下线)【新东方】杭州新东方高一数学试卷205河北省三河市第三中学2020届高三上学期12月月考数学(理)试题(已下线)08练-冲刺2020年高考数学小题狂刷卷(浙江专用)广西崇左高级中学2020-2021学年高一上学期第三次月考数学试题内蒙古赤峰市红山区2020-2021学年高一上学期期末质量检测数学试题
8 . 已知全集
,集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a64dc61989ca50b9ee19d835c4ed268.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9236aff8432e61dcfd19ab1982e1499.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eff983a726ce1b97c6fa00c3f38b9198.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58949918f84475c961c570179adaa6c4.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
9 . 已知集合
,
,若
是
的充分不必要条件,则
的最小值是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ccf7e864d1b340734f59a09c0af874d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5500ba68975b5314e27edc92bd752be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e23af61cd402b3789af2401bde9cbefe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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2021-01-09更新
|
490次组卷
|
3卷引用:安徽省滁州市六校2020-2021学年高一上学期调研考试数学试题
名校
10 . 已知集合
,函数
的定义域为
.
(1)求
;
(2)已知集合
,若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0670a822e569e36d25a4fd15d69e1ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ac19774a8dbc4056ab91ec60af293e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/126fdf5a6e9b2d7c23d57798318da453.png)
(2)已知集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae42d35f2787b85190834e2515a3dc39.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c29cd450d0feaea9acb27a60430f4a3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次