名校
1 . 已知
,
,
,将曲线
的图象向右平移
得到函数
的图象.
(1)若
,
,求
的值;
(2)若不等式
对任意
恒成立,求实数m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96771cc77c134a024a98a9822a72179e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/485e5792038778d8c14701367d071927.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c829bd0c10b8e435bf62f2d16128e519.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac1a63ab608517bb10aa036783dfb51f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/735a8486ea59abb08a19a64484ff001b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8af5297c9949914aceb44d6b1df814c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/511366b3d52171408900f2f77bfeb372.png)
(2)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd40dcaf2f7349e0f728343a8a08302b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
您最近一年使用:0次
2020-07-31更新
|
948次组卷
|
9卷引用:河南省濮阳市华龙区第一高级中学2022-2023学年高一下学期期中数学试题
名校
解题方法
2 . 已知函数
.
(1)当
时,求
的最小值
;
(2)是否存在实数
,
同时满足下列条件:①
;②当
的定义域为
时,其值域为
.若存在,求出
,
的值,若不存在,说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d48ad5060480bae6eea47353f7e3af9b.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c4d001c51cf7b47102f641ded56b01b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e51a162f93394e5639834ad417a69b31.png)
(2)是否存在实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4347311d24377937dbe6ae4b032facd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e51a162f93394e5639834ad417a69b31.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db527571cfd256c515424c6f9d114284.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46d928a127a19d207473df45303c9b17.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
您最近一年使用:0次
名校
3 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
的图象关于y轴对称.
(1)求实数k的值
(2)设函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
,
,是否存在实数m, 使得
的最小值为0?若存在, 求出m的值,若不存在说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d90c6270d717180dac4c1d1dbe7006f.png)
(1)求实数k的值
(2)设函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/620f501d3f18e535b9f986415a8e5786.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44128823466d2ea979beb08014e3ab18.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
您最近一年使用:0次
2020-05-12更新
|
474次组卷
|
10卷引用:河南省商丘市睢阳区第一高级中学2020-2021学年高一上学期期中数学试题
河南省商丘市睢阳区第一高级中学2020-2021学年高一上学期期中数学试题2015-2016学年河南省信阳高中高一12月月考数学试卷2016-2017学年河南郸城县一高中高一上月考二数学试卷河北省石家庄市第二中学2017-2018学年高一上学期期中考试数学试题河北省石家庄市辛集中学2017-2018学年高一上学期期中数学试题福建省莆田第一中学2020-2021学年高一上学期期中考试数学试题2016-2017学年湖南师大附中高一上学期段测三数学试卷第四章 指数函数与对数函数 4.1~4.4 综合拔高练海南省海南枫叶国际学校2019-2020学年高一上学期期末考试数学试题(已下线)专题2.14 对数与对数函数-重难点题型精练-2022年高考数学一轮复习举一反三系列(新高考地区专用)
解题方法
4 . 已知函数
.
(1)若对任意实数
,有
成立,求实数
的取值范围;
(2)若函数
在
上的最小值为
,求实数
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b586d5da50edf2b5d624b1f3368570eb.png)
(1)若对任意实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c35492aff3e1069fd823dd6c74a983d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edad46208fc7dcaebc5ba969c445982b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d90350507a7cd50fb5e5de96ac7c258.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/168163183a3d4663be45755f44676191.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d13ce3ebd1112220c639562739f1f9d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
5 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5dd5f4593b390678b90960b9af161ae5.png)
(1)若函数
是偶函数,求
的值,
(2)若当
时
恒成立,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5dd5f4593b390678b90960b9af161ae5.png)
(1)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ed2dd8a797d6da9c89e858aed9a7da9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(2)若当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca97e3aa8061c4d8e621c5598c69b13b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ad343f72869cc07130da215e326fde3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
名校
6 . 已知函数
.
(1)若
对任意实数
都成立,求实数
的取值范围;
(2)若关于
的方程
有两个实数解,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa2f6ca1a8665a5de503c66cf2b12bf3.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a308a25e0202f799ecd2117527da7aa0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6c85057aab5f4896e994267cdc6b747.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
2019-12-28更新
|
1553次组卷
|
8卷引用:河南省安阳市高级中学2021-2022学年高一上学期期中数学试题
名校
7 . 已知二次函数
的最小值为
,且
.
(1)若
在区间
上不单调,求a的取值范围;
(2)求
在区间
上的值域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaa19de263700a15fcf213d64a8cd57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07a24f9fc43c87a7cc98bc10d694d9f4.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/853a6d88656f7d963f1783376b601389.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09062390f939143073dbe8474ccd8cc9.png)
您最近一年使用:0次
2019-12-16更新
|
281次组卷
|
4卷引用:【全国百强校】河南省实验中学2018-2019学年高一上学期期中考试数学试题
8 . 已知函数
的定义域为
.
(1)若
,求
的取值范围;
(2)求
的值域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e046dccb81d630ce1cbd3b7c4f0cf91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e86922414fb059a339800a7679c62508.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fe8b469db729648cf3326e875865a1f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
您最近一年使用:0次
名校
9 . 求函数
的单调区间.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f47f408126bf31a8f281a27cc04e6cd9.png)
您最近一年使用:0次
2019-11-24更新
|
316次组卷
|
2卷引用:河南省周口市川汇区周口恒大中学2023-2024学年高一上学期期中数学试题
名校
10 . 已知二次函数
.
(1)若
是
的两个不同零点,是否存在实数
,使
成立?若存在,求
的值;若不存在,请说明理由.
(2)设
,函数
,存在
个零点.
(i)求
的取值范围;
(ii)设
分别是这
个零点中的最小值与最大值,求
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3fdce46b033fd610de7f4947d71e468.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce7ae90d808f05e86ea063238e4b2f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa073acef1d1188394a1eb45084eec8c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b02f266bd253738e315e84231235f0d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30b89aaf5f32b64d8e8e456025bddf12.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ca7d1107389675d32b56ec097464c14.png)
(i)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
(ii)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/280860dd039e1305a5ccc455f63e8223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ca7d1107389675d32b56ec097464c14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64da75a02173c2a5eb40f4c68d0f4f36.png)
您最近一年使用:0次
2019-11-23更新
|
552次组卷
|
4卷引用:河南省新乡市第一中学2019-2020学年高一上学期期中数学试题