名校
1 . 已知集合
为
,集合
为
.
(1)当
时,求
:
(2)若
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ea032e0295fdf4622c396b7cbd90812.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a05e865d083df618a6830acd651e7422.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf0086b054ef120408acac806a1b1318.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/361048fd1b1a7f3b7230404a04b7155a.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdbbe46a98a8fdebfc46fcbc45dc88e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2023-10-08更新
|
139次组卷
|
2卷引用:湖南省株洲市第二中学2021-2022学年高一上学期第三次月考数学试卷
名校
解题方法
2 . 已知集合
,集合
.
(1)当
时,求![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75ef76624f22a6807300446f32e469c5.png)
(2)若
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/666df1c78d7569509e260c83612f0481.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29d57f5052554510e02906a6a0f0904f.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e94f16d5ed858699bfea5039a7bf8ae6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75ef76624f22a6807300446f32e469c5.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
名校
3 . 对于集合
,定义函数
.对于两个集合
,定义集合
.已知集合
.
(1)求
与
的值;
(2)用列举法写出集合
;
(3)用
表示有限集合
所包含元素的个数.已知集合
是正整数集的子集,求
的最小值,并说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2599ffc8c40e388d718a3c743a513d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/adc1230fe52b22fe2047caf0ff1fad9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76693f0b722f0adbb55b35a64703256b.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f03e23c5f50122bd65c621c69f301f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edf3030d12212582bfe4c35826833fd0.png)
(2)用列举法写出集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81e37e656d05244fe3a5769cd1446725.png)
(3)用
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10a58429b36d406ab944c4b1b04a2fe4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f022950e0faa45b617d497b01b5292b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/884a76f27d8958f920bbe4dd7be24e5b.png)
您最近一年使用:0次
名校
解题方法
4 . 已知集合
,
,且
.
(1)当
时,求
;
(2)若
,求m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/322c99fb4f023795bdf33ad132094995.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5bfd35216473fdd6c189c7419e1777c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/928cd155cf20033821c58ab602111bd6.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c7a1d739890a8951586e23b78b035bc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b05d2be27e8f53e4de3071846dffb41.png)
您最近一年使用:0次
5 . 已知命题
有两个不相等的负数根:命题q:方程
无实根,若“
”为真,而“
”为假,求实数m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f4f0d157588f8034597b039350d1596.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/efd6674e2dfd623fd7933dae0dfbb9b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f675824e539f50cec53120959d32e554.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c13472bf0353e16784a22e1f890fba40.png)
您最近一年使用:0次
2024-01-18更新
|
47次组卷
|
2卷引用:内蒙古自治区赤峰第四中学2021-2022学年高二上学期第一次月考理数试题
6 . 已知
,
,若
是
的充分不必要条件,求正实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84f0a39a67792b9ed82fcc4c734902b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5b4b3af2724176373138737bfc8081a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ffc1bb9d53a27d484396ad74d6a26e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e26b38e357c7d985656ba7bb3c794a5.png)
您最近一年使用:0次
2024-01-12更新
|
94次组卷
|
2卷引用:内蒙古自治区赤峰第四中学2021-2022学年高二上学期第一次月考理数试题
名校
解题方法
7 . 已知集合
,函数
,记
的定义域为集合B.
(1)求集合B.
(2)当
时,求
,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/417e051da66cb7d40a654aeee065c6b3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5b05129b74f99c03f5ee599ee4a0ddb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(1)求集合B.
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e94f16d5ed858699bfea5039a7bf8ae6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
您最近一年使用:0次
解题方法
8 . 设命题p:方程
表示的曲线是双曲线;命题q:
,
.若命题
为假命题,
为真命题,求实数m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1365df934b4e32d423555cf314a0da6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8645952ea14b25443f411d39bdec641e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9d69dfc576fd797e408c6240f5dff02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c13472bf0353e16784a22e1f890fba40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f675824e539f50cec53120959d32e554.png)
您最近一年使用:0次
解题方法
9 . (1)已知集合
,
,求集合
.
(2)已知集合
,
,
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ee135078d38daa5c76155f1c80e909e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b05d2be27e8f53e4de3071846dffb41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(2)已知集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2a9be4880e2e3f8dbc7885c95397bb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38792df5ad0f0c71cb9d850aa249351a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb395682c90fe4a41d8fea134a99370e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
解题方法
10 . 已知集合
,
.
(1)若
,求实数
的取值范围;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/147267d59ecb7424e7910c737414eda1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28203622fee8eaac63950e81e5167138.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1baa634adb05b27164ef44a272cda31.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e63128a77392afc5f8b873b7a67f2b5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2024-01-08更新
|
227次组卷
|
2卷引用:内蒙古自治区赤峰第四中学2021-2022学年高一上学期期中考试文数试题