解题方法
1 . 设集合
.
(1)求集合
;
(2)记
或
,若“
”是“
”的必要不充分条件,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8e319db1b2a17d189380c7be96ad7b7.png)
(1)求集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)记
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a87be169c9de9699dc620ee3bc990ff2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/782fff38dd580d4fa9b0be6796ecbbef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3eb5935678e432e6f1f3180bfdb3175.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
解题方法
2 . 已知集合
,集合
.
(1)若
,求
;
(2)若集合
满足条件:①
;②
;③
是
的必要条件.从以上三个条件中任选一个,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d4ea1a902d2bd859682cf8d43b0b0d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/562d8d9804d29f6f8ab748d8ae571af2.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7aed39f5aca78934fb383402433fe549.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1ded1bbe3d800c5e785c2e59e57f862.png)
(2)若集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd9d50619b779c1056602f46b2a95e90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04ceb1f338fa60976229d7ec6531b626.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)
您最近一年使用:0次
3 . 已知集合
.
(1)若
,求
;
(2)若
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42949a62a24ced5d70ed200f437cfe10.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb8e1dd8da540badcb9a8f427c5b202e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6f87fe3e4710d0b5b0e16b74fc2d316.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2ad78dc8b8aed907b4fe9640c997454.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
4 . 已知全集
,集合
,集合
.
(1)求
;
(2)求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3344b4b2541031b88aa04025bbcd82c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/500f2d5fbff755afe7b8e64d1f71cd5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2628e7b8a0677463b01fd0a39ce50461.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c81919684bc4047d376c7e57dc6c8f1c.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f5f52e8d5cf759d2b7e7c4d56419a3e.png)
您最近一年使用:0次
名校
解题方法
5 . 已知集合
,集合
.
(1)若
,求实数
的取值范围;
(2)若“
”是“
”的充分不必要条件,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0efcff93242da480fa954cae21f3a414.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc62d1bfa02d4aaee824c5528d06bf12.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.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
2023-12-24更新
|
696次组卷
|
3卷引用:贵州省黔西南州金成实验学校2023-2024学年高一上学期第四次质量检测数学试题
贵州省黔西南州金成实验学校2023-2024学年高一上学期第四次质量检测数学试题宁夏回族自治区固原市西吉中学2023-2024学年高一上学期第一次月考数学试题(已下线)高一数学开学摸底考 01-人教B版2019必修第一册+第二册摸底考试卷
解题方法
6 . 已知集合
,
,
(1)若
,求
;
(2)若
,求a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411257edafbd8e721d5c9b4641d508f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dd68167d90a6b187f58b42b32617631.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4d795709b0abcf47bceec2250f2f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c81919684bc4047d376c7e57dc6c8f1c.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e8813467f33f8611afd8efc477bf168.png)
您最近一年使用:0次
解题方法
7 . 已知集合
.
(1)当
时,求
;
(2)若
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be7581a90cf8941afa518478f9a6c86e.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/711b21672fd907c5c92fee1d649e7003.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2ad78dc8b8aed907b4fe9640c997454.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2023-11-04更新
|
326次组卷
|
3卷引用:贵州省毕节市金沙县精诚中学2023-2024学年高一上学期期末考试数学试题
8 . 已知集合
.
(1)求
;
(2)求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d1f5e5693a4fe7f48ed55b0e6d52a2f.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1cab3746d0157a185e29a64c62c84ef2.png)
您最近一年使用:0次
名校
9 . 已知集合
.
(1)若
,求
;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ec8becd15daf4d719f7a3dfaaf0f908.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/711b21672fd907c5c92fee1d649e7003.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f76fa0f6f7c2f5f77dc8a5f9c118f69.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/caf22d7d1a965bda25168a233fb6290c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2023-10-17更新
|
501次组卷
|
3卷引用:贵州省安顺市镇宁实验学校2023-2024学年高一上学期期中数学试题
解题方法
10 . 已知![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e1af1766c4ac535acb8617fde03ad15.png)
(1)当
时,求
;
(2)设
,
,若
是
的必要不充分条件,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e1af1766c4ac535acb8617fde03ad15.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c7a1d739890a8951586e23b78b035bc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fc11e9183ffccd297df4a1c18618bae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/218c5309e534904dc6bf768074965239.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次