解题方法
1 . 已知集合
.
(1)求
;
(2)若对任意的
恒成立,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8f7fc9632a7d50a5c07143114bdfe41.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83ae18508906c21d3e1199f231b1a9a4.png)
(2)若对任意的
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/012a5ba1ab28c0276ce3269daf254c23.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2024-03-13更新
|
374次组卷
|
4卷引用:安徽省皖北名校2023-2024学年高一下学期阶段性联考数学试卷
安徽省皖北名校2023-2024学年高一下学期阶段性联考数学试卷辽宁省名校联盟2023-2024学年高一下学期3月联合考试数学试题(已下线)第1题 集合关系与运算,转化化归渡难关(已下线)函数-综合测试卷B卷
名校
2 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ff64b72c08103ee537ab14f2544abf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba4a8f6c0aac1ac5b68d8522980adeef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95e60375f97ff7854f4d3a8b1108d2e3.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
3 . 已知
.
(1)若
,求
;
(2)若
是
的充分不必要条件,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb9b5dc1b3d707a0a093f37ac890b42d.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd876a2ed79c64bacc3e64b8ee92735e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eda922978abb112ea099f28ff9ec1170.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e23af61cd402b3789af2401bde9cbefe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
4 . 已知集合
,集合
.
(1)当
时,求
;
(2)若“
”是“
”的充分不必要条件,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb27daa9d42d9d9cbd6e2435a32fc88a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9bdc7807b7d2d7eb06ac5f801a9cd250.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)若“
![](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/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
5 . 设
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f286b057eb2f2d90d3424fdeb18308a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95e60375f97ff7854f4d3a8b1108d2e3.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
解题方法
6 . 已知集合
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc391c7f94b69c14b6fed8c2bfedf0bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2ad78dc8b8aed907b4fe9640c997454.png)
A.集合![]() |
B.![]() |
C.集合![]() ![]() |
D.![]() |
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2024-02-11更新
|
102次组卷
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2卷引用:安徽省部分重点中学2023-2024学年高一上学期期末测试数学试卷
名校
解题方法
7 . 已知集合
,
.
(1)当
时,求
;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/723a66a9078ef914a51745bdfdb8cdc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2bb50cb373fe922ed5111b0d2567d838.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e94f16d5ed858699bfea5039a7bf8ae6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d89504e77251a53877e41b64cb5c943d.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04ceb1f338fa60976229d7ec6531b626.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2024-02-11更新
|
474次组卷
|
2卷引用:安徽省六安市第二中学2023-2024学年高一上学期期末数学试题(一)
解题方法
8 . 已知集合
.
(1)求
和
;
(2)定义
且
,求
和
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd7b00cf9d6dd324cc4f6ccb21eccfbe.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)定义
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/751cd05d0c253696315b90ab3a014b27.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09bb7c317f907cd7fda5ae49b24f2d41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e9e460c144f7a2141d2df0308b125f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06430886275f5ad62bcda62fce691e99.png)
您最近一年使用:0次
名校
解题方法
9 . 已知
,
.
(1)若
,求
;
(2)若“
”是“
”的充分不必要条件,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/423c2f54228e86e0d40e1b04ac982fa1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd236283b5e7875b14679a72f4d9304e.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37e9222ffc26c0e6bfbf252ab5d8a520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)若“
![](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/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
解题方法
10 . 已知集合
.
(1)当
时,求
;
(2)若
是
的充分不必要条件,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03bd25f7c64d95763e7f9de75b84ecf6.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf0086b054ef120408acac806a1b1318.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)若
![](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)
您最近一年使用:0次
2024-01-10更新
|
391次组卷
|
3卷引用:安徽省六安市第二中学河西校区2023-2024学年高一上学期期末数学试题