名校
解题方法
1 . 已知非空集合
,
.
(1)若
,求
;
(2)若
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55201a71f63e95aef66df1ca9e21551a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44fbb02d5a584747b4a8287c6c24e0d1.png)
(1)若
![](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/dea9a4259cca10c1f5af28e621ebafd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2024-06-10更新
|
311次组卷
|
4卷引用:青海省海东市第一中学2023-2024学年高一上学期第二次月考数学试题
名校
解题方法
2 . 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
|
467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)
名校
解题方法
3 . 已知集合
.
(1)求
;
(2)记关于x的不等式
的解集为
,若
,求实数m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12286c49309183f4d134007b3cfaecb1.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf64025c7e8a6f47a22e2cdba013c79f.png)
(2)记关于x的不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46afcafd21552f3f9f339b503b616088.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a65e3b9d29d9221c675f441ab61f01cb.png)
您最近一年使用:0次
2024-02-10更新
|
392次组卷
|
3卷引用:北京市海淀区2023-2024学年高一上学期期末考试数学试题
名校
解题方法
4 . 已知集合
,集合
.
(1)当
时,求
;
(2)若
,求a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dbc27654a38e539cbd23612e74a82c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89fdb93a914cf7c8bdb092be32ecd37d.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdbbe46a98a8fdebfc46fcbc45dc88e8.png)
您最近一年使用:0次
2024-01-16更新
|
1044次组卷
|
4卷引用:重庆市2023-2024学年高一上学期期末数学试题
名校
解题方法
5 . 已知全集
,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/a6343b1b692a2aa0be1676b6e558528e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c1b04fe7c9d7016bd6d8ff8cb43e2df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b0b4ea7fcd308ded69e13ef867f56b7.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b05d2be27e8f53e4de3071846dffb41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9582a10737df8c30950e019d985fa3c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
名校
6 . 已知集合
.
(1)求
;
(2)若
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e9f5a7605121273eb58a207d6b739ba.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/100af7bf3a55e5b4af8e396db1ce3c46.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/959f3c514abb15185a429e1b2f1674e5.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
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/fa515339e578c7e7e43b1696aadf7a40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb1a4f3cf31c5e0737b86a6ae3db01a7.png)
(1)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)
(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
名校
8 . 已知集合
,
,
.
(1)若
时,求
;
(2)若
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c25e44edd0d86032d2f501944f2a4434.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94540a0f78c2525d9a37db3d283358de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/860ebb6f76cd3cb9a265dfc233002a13.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8a3cc8c48bf54ec8252e5dce6867754.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/660683eacfb0d1ad6a2fde9ea61b0a3b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2024-04-24更新
|
653次组卷
|
3卷引用:广东省广州市第六中学2023-2024学年高一上学期期中考试数学试题
名校
解题方法
9 . 已知
表示不超过
的最大整数,称为高斯取整函数,例如
,方程
的解集为
,不等式
的解集为
.
(1)求
;
(2)已知
,正数
满足
,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2ab85825d4a002600ca41bd3cd2ee7d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6aa03fc3b5d411aef467c36ed353e1f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43ba9a93be72192e31aa3ec12726ebfb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ab4a4ffd142ec0bdc748ebe283dc05b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62ff2912fd8d93b6e692936d95b727c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/922a917c34d52e0d4b18536ad4bd02ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f7266b2ef457b8ddeee3fa2cc24022e.png)
您最近一年使用:0次
名校
解题方法
10 . 设集合
,
,
或
,全集
.
(1)若
,求实数a的取值范围;
(2)若
,求实数b的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c7a99215ea3ed54dd9e744b97b958b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46c8a7a9b1cf8f89350de6efc6af1b2c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0d44c03ea4f0345824bd9480f0ff554.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/280753eceb48f6345b13c9340721adc1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6343b1b692a2aa0be1676b6e558528e.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8422cbac638912ab713ca7e2ed9b934.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17a8fb0ac1f1b35312bc58e5c39dc08e.png)
您最近一年使用:0次