1 . 已知二次函数
,当
时,
;当
,
.
(1)求
,
的值;
(2)解关于
的不等式:
且
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78222043de986bca085f490521326e09.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f849096465001a54b6d2243c95263d07.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ebadf71a3c73c1d82ae821018a7f67c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e627dd89b76b55ea59f5fc9bec5ea13f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ebfdecc7f8089cb23c20d0a93ee1b601.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
(2)解关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bac106969855ae6ba2136b6ebb66e545.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cfc595f8b5666b09cbf06eb8389064cf.png)
您最近一年使用:0次
2 . 关于
的不等式组
的整数解的集合为
.
(1)当
时,求集合
;
(2)若集合
,求实数
的取值范围;
(3)若集合A中有2023个元素,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd01c8cbd1652406a7e9ef6e385c860b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/367e788c32187ae2cc97aaa24da1d40d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)若集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bfedff3301c09cac5f040c36e1fe0fac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(3)若集合A中有2023个元素,求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
名校
3 . 已知函数
.
(1)解关于
的不等式
;
(2)若不等式
有且仅有唯一整数解,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e895bf5fef1244756f5c99e75851b6d.png)
(1)解关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b666663ce3537a634a3b427b418eb62.png)
(2)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b666663ce3537a634a3b427b418eb62.png)
您最近一年使用:0次
名校
解题方法
4 . 已知不等式
的解集为
,设不等式
的解集为集合
.
(1)求集合
;
(2)设全集为R,集合
,若
是
成立的必要条件,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8023e1902803a7939d2aa32ba9e2d44f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81e12a49601927242c500e1e3b331112.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d10a6d1002f6d7155f1c9a4801c5cb4c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(1)求集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)设全集为R,集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54e7668fba5ddd3c5aab4f1f88d67892.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
2024-01-15更新
|
687次组卷
|
4卷引用:江苏省南京市2023-2024学年高一上学期期末考前模拟数学试题
解题方法
5 . 已知函数
.
(1)若
的解集是
或
,求实数
的值;
(2)当
时,若
时函数
有解,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8721d2ca55d4a704b312cd40624119a.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/061813f1ec633c5c4c393c4de7938322.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80a0be7c685173bb048e36cf8bdae7ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a884b4f8abcd59336c71e5429fa75fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47b6fd5a1dbb65cbe9bfe602c914a24f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8910764b918689baba18b420099c670.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/792f2125962ebf3b51646247f42a5425.png)
您最近一年使用:0次
6 . 已知函数
,
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bbdef421c976962a270a2beabbad91.png)
(1)若关于
的不等式
的解集为
,求实数
和实数
的值;
(2)若对
,
恒成立,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/670fc06f62eb5564d8a073638fc90025.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69e7970ddd9f19f9961965e66f9e2535.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bbdef421c976962a270a2beabbad91.png)
(1)若关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5816b254a51b94ac180ec3b87327610e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5bac94908f9f24ef1618a72cece5cba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若对
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3c069daa14dce1925218ed0fd042407.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/447d6f62c09c1d05346fd16a24159f6e.png)
您最近一年使用:0次
名校
解题方法
7 . 设![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3be489f631511e2b1deed6104e780853.png)
(1)若不等式
的解集是
,求
的值;
(2)若不等式
对一切实数
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3be489f631511e2b1deed6104e780853.png)
(1)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/061813f1ec633c5c4c393c4de7938322.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5ad06e89f495b6d96167ddc387181bd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e59bb4bf2e0698d876cf815362b3658.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2023-12-23更新
|
256次组卷
|
2卷引用:江苏省镇江市扬中市第二高级中学2023-2024学年高一上学期期中考试数学试卷
名校
解题方法
8 . 设集合
,
.
(1)若
为空集,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/ab3cfb2c150031e01051a5786f08dfbd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90e64d4e9e210c6a8a8087fe369dc95a.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.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
2023-12-20更新
|
838次组卷
|
6卷引用:江苏省苏州市常熟中学2023-2024学年高一上学期12月学业水平调研数学试题
江苏省苏州市常熟中学2023-2024学年高一上学期12月学业水平调研数学试题重庆市荣昌中学校2023-2024学年高一上学期12月月考数学试题重庆市永川区永川中学校2023-2024学年高一上学期第二次联考数学复习题(二)福建省莆田市第四中学2023-2024学年高一上学期第二次月考数学试题(已下线)第1题 集合关系 勿忘空集 每日一题之期末备考(已下线)第1题 集合关系 勿忘空集(每日一题之期末备考)
名校
9 . 计算:
(1)
;
(2)不等式
的解集为
,求实数
的值.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cbc934ebd1a24bd05e64b094f36da49.png)
(2)不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08d4689cc7583ee7fd088c36725c2f46.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6fbc3246d816403e9731bd6d57aa72e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
您最近一年使用:0次
名校
解题方法
10 . 设函数
.已知关于
的不等式
的解集为![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67fb11a5dc5060d8a57ad9fa942eb982.png)
(1)求
的解析式;
(2)若关于
的方程
在区间
内有解,求实数m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/422e1f706157c1e1e699b27e9558eaaf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07e9b8f9e0a22a42450879664a8f8740.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67fb11a5dc5060d8a57ad9fa942eb982.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
(2)若关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57ba87c42abfed554fed9a9b3c27d950.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5511a368692de27c58ec48ce968de4a4.png)
您最近一年使用:0次