名校
1 . 已知集合
.
(1)若
,求实数
的值;
(2)若命题
为真命题,求实数
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33f19ed48c4b65f777695d5d25031f22.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed961de27af72b7d11887ccfb6f15071.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若命题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c712af17f519beff6c8fe6ba648e6d65.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2024-05-29更新
|
191次组卷
|
3卷引用:云南省曲靖市马龙区第一中学校2023-2024学年高一上学期期中考试数学试题
2022高一上·全国·专题练习
解题方法
2 . 已知集合
.
(1)若A是空集,求
的取值范围;
(2)若A中只有一个元素,求
的值,并求集合A;
(3)若A中至少有一个元素,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1e1eca901ef80d48c944a2b592ba351.png)
(1)若A是空集,求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若A中只有一个元素,求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)若A中至少有一个元素,求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
3 . 已知集合
,函数
定义域为集合B.
(1)若
,求实数a的取值范围.
(2)若
,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03dc912772ab5fbe955693f1e7f2196f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7da552fc6214101891b0414608201fde.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21115ac52779c6e2054156e681985709.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
您最近一年使用:0次
解题方法
4 . 已知集合
.
(1)若
,求实数
的值及集合
;
(2)若
且
,求实数
和
满足的关系式.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af81a864c252dafac22c68e4ca136ba5.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d44ef606f4c60db51a5861800b8696e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52854d0ead4737302f4b4706e1f80553.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd9d50619b779c1056602f46b2a95e90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
您最近一年使用:0次
解题方法
5 . 已知集合
.
(1)若
,求实数
的取值范围;
(2)若“
”是“
”的充分条件,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/046919d6e9f23007b9caa593987ab213.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/add2ab563fbf207916d85a04571f3580.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.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
名校
解题方法
6 . 已知集合
,
,
.
(1)计算
;
(2)若集合
是单元素集,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1792f8814f864044f809560a155ebaae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/afb1e2b52250f3b5d3c662839a7200d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9187396e7f6bff99e7f5355d30957b2e.png)
(1)计算
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)若集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
解题方法
7 . 已知集合
,集合
,且
,求:
(1)
的值;
(2)
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2feed236cb514eee5a426282155ccf58.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b59967d8b7ca824e219b56bb12bea5cc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d0f4f8645f6a7a5961d104603f5978d.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
您最近一年使用:0次
8 . 已知关于
的不等式
的解集为集合
,其中
.
(1)若
,求实数
的取值范围;
(2)若
,求实数
的值;
(3)当
变化时,求不等式的解集
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b757a5513e40d0361de025303159fb4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47e2364b2179201c1c9acbc31b6a9a4f.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d97ca1eb964dc68651eb8b5fb492b42.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f66f2b9ed4d21e75bbe1cd110599b325.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(3)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
您最近一年使用:0次
解题方法
9 . 已知集合
,集合
,且
.
(1)求m的值;
(2)若
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f90f09511f542e346a4f1c0d3ad4da5b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ed5fac204969869a7bde46b50ee622d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed961de27af72b7d11887ccfb6f15071.png)
(1)求m的值;
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/caf22d7d1a965bda25168a233fb6290c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aac4676efc0d16b152e1919565e4585d.png)
您最近一年使用:0次
解题方法
10 . 已知集合
.
(1)若
,求集合B;
(2)若
,求a的值
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6383bc640e9d22d3fd758bea9cf83aee.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35a2410ce34b36954ed4923e600d42f5.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20f30409b155fc4e6841eb8caeb7fcbf.png)
您最近一年使用:0次