1 . 已知定义在
上的函数
同时满足:①对任意
,都有
;②当
时,
,
(1)当
时,求
的表达式;
(2)若关于
的方程
在
上有实数解,求实数
的取值范围;
(3)若对任意
,关于
的不等式
都成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4e13b0ca1f02740b1d1b41e469b966e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eaae91ed6da60e86e3bb9b3eb7e03e60.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a18ca67c2770b98f36dbfd802595a95.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83d0402a3f700ebd5e45382ff299c5f4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/856da883104f7fce07a39b70027fdb43.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de8ef956f42f6fec41587944555580a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(3)若对任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8e23527428bb8a045758987b0fd88b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88aed1efa9c84101409317eee4ab97ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
名校
2 . 已知二次函数
,若不等式
的解集为![](https://staticzujuan.xkw.com/quesimg/Upload/formula/740a1b0dee8834b12aa85a8481e539e9.png)
(1)解关于
的不等式,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a03a70014eea31bbcad9138f23e008a8.png)
(2)已知实数
,且关于
的函数
的最小值为
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d69c5fcb66c05962be4c4dafbee298d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a71baf6217604517fd98fa97d0f55b43.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/740a1b0dee8834b12aa85a8481e539e9.png)
(1)解关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a03a70014eea31bbcad9138f23e008a8.png)
(2)已知实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/882b660047bb6ded500cedba57958e00.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8381272d5b9fe4582aa8c520611c44b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3edbd40e04e2a943051fa83d6e511add.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2019-11-08更新
|
1345次组卷
|
5卷引用:上海市松江二中2018-2019学年高一上学期期末数学试题
名校
3 . 已知函数
,且
的解集为
.
(1)求函数
的解析式;
(2)解关于
的不等式
,
;
(3)设
,若对于任意的
都有
,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f39c3750517ecc41c7f1d4900bec787.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6acb0f1ac694dd177e99fc385f23318.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6c1756b564bf1d998d8179637011c88.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)解关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3434dfb47aa48ed76eeeb31a8d2f8f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7fda90490b6b98cb1f0878b0cace041.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e3ac54047b3552736554a776c94428e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fd423a80d5b6fea8753fa1813cfbcc4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08a5bab6f0927d17d318b07c9e2bfffa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
您最近一年使用:0次
2019-07-11更新
|
3408次组卷
|
12卷引用:四川省成都市蓉城名校联盟2018-2019学年高一下学期期末联考数学试题
四川省成都市蓉城名校联盟2018-2019学年高一下学期期末联考数学试题四川省蓉城名校联盟2018-2019学年高一下学期期末数学(文)试题江苏省苏州市外国语学校2019-2020学年上学期自主学习检查(一)高二数学广东省佛山市第一中学2019-2020学年高一上学期09月月考数学试题江西省上饶市“山江湖”协作体2019-2020学年高二上学期第一次联考数学(文)试题广东省佛山市佛山一中2019-2020学年高一上学期第一次段考数学试题广东省佛山市石门中学2019-2020学年高一上学期月考数学试题广东省汕头市金山中学2020-2021学年高一上学期10月月考试题数学内蒙古自治区赤峰市2020-2021学年高一上学期期末数学试题江苏省常州市华罗庚中学2022-2023学年高一上学期12月联考数学试题山东省青岛超银高级中学2022-2023学年高一上学期10月月考数学试题广东省韶关市仁化县仁化中学2023-2024学年高一上学期第二次月考数学试题
4 . 已知函数
,
.
(1)写出
的单调区间,并用单调性的定义证明;
(2)若
,解关于
的不等式
;
(3)证明:
恰有两个零点m,
,且
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0676c35e842a3a86d3b752cae5ca0576.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
(1)写出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e0a1faf66cdc3558d05205fd8f5187d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/018857ec6e498113b3b12a730d9313da.png)
(3)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3484588665d34c47ac3d2ef5c7ef5f25.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9947fdb8b6b390de995711ef15d82e70.png)
您最近一年使用:0次
解题方法
5 . 已知函数
是奇函数.
(1)求实数a的值;
(2)判断函数
在区间
上的单调性,并说明理由;
(3)解关于t的不等式
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef8e3e632912f7dffda35654279783f5.png)
(1)求实数a的值;
(2)判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/870ebc2f7aabb028024894568d749934.png)
(3)解关于t的不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c4e276e0001cba916d018c6816451c7.png)
您最近一年使用:0次
23-24高一上·上海浦东新·期末
名校
6 . 已知函数
,在
时最大值为2,最小值为1.设
.
(1)求实数
,
的值;
(2)若存在
,使得不等式
成立,求实数
的取值范围;
(3)若关于
的方程
有四个不同的实数解,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac05b2072ad22aa1847ea933e966142f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53224898de85a85058ad336490bbbaa7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba94b35258a2fbde34d7e26be524fb6e.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
(2)若存在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66f0ca536621ec8db02707ba65917029.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba6661e9a329431403d0051103de1fdf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(3)若关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dbd397b26a0bddcd4c26b01f065abf81.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2024-01-20更新
|
514次组卷
|
3卷引用:上海市浦东新区华东师范大学第二附属中学2023-2024学年高一上学期期末质量检测数学试卷
(已下线)上海市浦东新区华东师范大学第二附属中学2023-2024学年高一上学期期末质量检测数学试卷湖北省部分学校2023-2024学年高一上学期期末数学试题河北省保定市第一中学第八届1+3贯通班2023-2024学年高一下学期期中考试数学试卷
名校
7 . 已知定义在
上的函数
.
(1)当
时,解关于的
不等式:
;
(2)若函数
的图象与函数
的图象恰有两个不同的交点,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ac87434324956e4145e38ad92a1aa95.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a142afdfef96c1a809e4995a21f1fe71.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6aa31bac01d53e8a8847a48f246dd003.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a32b93986e6dd3188e42f76351f24dfe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
8 . 已知函数
为偶函数.
(1)求实数
的值;
(2)解关于
的不等式
;
(3)设
,若函数
与
图象有
个公共点,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19d7fae696aa1ef1d95843fcca13b37c.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(2)解关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39398e983f05c25e16f01d9c1a08f6c2.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e96d313a5060100d1a22c7cce62b0c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
解题方法
9 . 定义在R上的函数
,对任意x,
都有
,且当
时,
.
(1)求证:
为奇函数;
(2)求证:
为R上的增函数;
(3)已知
解关于x的不等式
,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f370a1d4dd341e5ab1774a66c66c1204.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab0c6f119137e1b6760d55956d99d963.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c73a98c1b3504e09bfbe0db849b0d24.png)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(3)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1a0169e37472db54391a8d175f8b2de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3eee65e0d497557852e2c733d6073202.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab9cd3690e7aa3debb1ed054a9f622da.png)
您最近一年使用:0次
解题方法
10 . 已知函数
;
.
(1)解关于
的不等式
;
(2)
对
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/068fe824048360fba77109636452fda8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3b302cf413a9ca1b05ab584a023cfbd.png)
(1)解关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c02508a8389cd36c714631f4c026194d.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a8c774fe78ddfaf4811b127dedc5abf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d96b743603ab1c10330622f16db78dbe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次