1 . 已知函数
.
(1)设
是
的反函数.当
时,解不等式
;
(2)若关于
的方程
的解集中恰好有一个元素,求实数
的值;
(3)设
,若对任意
,函数
在区间
上的最大值与最小值的差不超过
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8e4900f308f9aba73d06964d8e61f54.png)
(1)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ab05c7c140f76ce8618a6694b57b30e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6bd20834857c93040879c02070035b6.png)
(2)若关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b542881ccda4af9d4cbc1df4ead2638.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb848c2e3353bcb126d14fed803fe2a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aaca9c1dac608a386df1848e8459ce9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e24d42f61784c642e9eb1316afdd2ad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2020-02-01更新
|
270次组卷
|
2卷引用:上海市杨浦区2018届高三上学期期中数学试题
名校
2 . 已知
,函数
.
(Ⅰ)当
时,解不等式
;
(Ⅱ)若关于
的方程
的解集中恰有一个元素,求
的取值范围;
(Ⅲ)设
,若对任意
,函数
在区间
上的最大值与最小值的和不大于
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44aca6c00903b9dd306287ba3bb91035.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3d79b174269eb75464c8f51ea5bbda0.png)
(Ⅰ)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98ec7ef12927ef4e2d8f6721a0ae6b15.png)
(Ⅱ)若关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f19f45b84efe779093d998513130043e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(Ⅲ)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64b412654a4e5b9d64e2bfb6f5b12ce7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97c2e5f67f3eee8766347d429b3de437.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c9bf7f9244224fd181cbc0594de34f8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2018-01-26更新
|
1931次组卷
|
2卷引用:天津市新四区示范校2017-2018学年高一上学期期末联考数学试题
11-12高一上·河北承德·期末
名校
解题方法
3 . 定义域为
的函数
,若关于x的方程
恰有5个不同的实数解
,
,
,
,
,则
等于( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a856f1fa52c4c90b8999630d4c81b4f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a562469da174b08f1d95a9528cbde688.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/291c25fc6a69d6d0ccfb8d839b9b4462.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/365b38a7689a8eede6820cd6f1fe952b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee9b42973c53907f09f2de384c42fc5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/733cb1210271ad906a534c38d49b9e04.png)
A.1 | B.![]() | C.![]() | D.0 |
您最近一年使用:0次
2023-01-11更新
|
1247次组卷
|
10卷引用:2011年河北省承德市联校高一第一学期末数学卷
(已下线)2011年河北省承德市联校高一第一学期末数学卷【全国百强校】四川省成都市棠湖中学2019届高三上学期第一次月考数学(理)试题【市级联考】广东省梅州市2018-2019学年高一上学期期末考试数学试题广东广雅中学花都校区2022-2023学年高一上学期期末数学试题河北省邯郸市魏县2022-2023学年高一上学期期末考试数学试题(已下线)【第二课】4.5.1函数的零点与方程的解 4.5.2用二分法求方程的近似解广东省广州市广雅中学2022-2023学年高一上学期期末数学试题(已下线)期末精确押题之单选题(45题)--《考点·题型·难点》期末高效复习(已下线)高一数学第一学期期末押题密卷01卷--《考点·题型·难点》期末高效复习广东省深圳市高级中学2023-2024学年高一上学期期末数学试题
名校
解题方法
4 . 已知函数
,
,且关于
的不等式
的解集为
,设
.
(1)若存在
,使不等式
成立,求实数
的取值范围;
(2)若方程
有三个不同的实数解,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c0808cd203b6aa996e85d2ce843ffc5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/773ca22fc12ade9e60dbc749ba5cfa73.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0527a896aec4a245945e5edee00deed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8a21f6fe16da2d969c2e3e8a451c84a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea3029a39fe6d67da0c12f68fd19e155.png)
(1)若存在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c0c19ae1918729b016a978eebe64b72.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/896d15b0b0c197f7563e060b26b1713f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a127fd902fcae6a0d1c00dae3d48ed66.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
2020-12-28更新
|
342次组卷
|
3卷引用:福建省德化一中、漳平一中、永安一中三校协作2020-2021学年高一12月联考数学试题
5 . 已知函数
与
有相同的定义域.
(1)解关于x的不等式
;
(2)若方程
有两个相异实数根
,且
在区间
上单调递减,证明:
.(参考结论:
)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a3e9e7ece474b0874115b7a674e24f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ce694fcd504edf03fda2504b9fc5dfd.png)
(1)解关于x的不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/018857ec6e498113b3b12a730d9313da.png)
(2)若方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3047d4ab078dafc06c047bcbf0a6ffaf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2aabc96b7433bba077ceac76d8f0d75.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0eb7df298a9364b36e079a61caec815c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/351629c193354cdcf202133052e45028.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69dcbe710ce138ae9b04ee2969c2c28d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02cafc61273b7ecebc21d0d0228168a6.png)
您最近一年使用:0次
2021-01-29更新
|
675次组卷
|
6卷引用:广东省广州市白云区(珠海区)2020-2021学年高一上学期期末数学试题
广东省广州市白云区(珠海区)2020-2021学年高一上学期期末数学试题(已下线)大题专练训练39:导数(双变量与极值点偏移问题2)-2021届高三数学二轮复习(已下线)专题7.2 函数综合 B卷(常考题型精选)-2021-2022学年高一数学单元卷模拟(易中难)(2019人教A版必修第一册)广东省广州市第九十七中学2022-2023学年高一上学期12月阶段训练数学试题福建省莆田市第八中学2023-2024学年高一上学期第二次月考数学试题广东省东莞市东华高级中学、东华松山湖高级中学2023-2024学年高一上学期12月月考数学试题
名校
6 . 已知定义域为
的函数
.
(1)判断并证明该函数在区间
上的单调性;
(2)若对任意的
,不等式
恒成立,求实数
的取值范围;
(3)若关于
的方程
有且仅有一个实数解,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7915b6900ac6c66add5e839a44fe0403.png)
(1)判断并证明该函数在区间
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b029e85e686623cdef977b2cb1f207a.png)
(2)若对任意的
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7179b23c62085ddec400418edcde30b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5d7b402546bce342251322cc0655834.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/6868fab6404f9fd582f668343e1309a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
您最近一年使用:0次
2020-11-24更新
|
642次组卷
|
3卷引用:江苏省盐城一中、射阳中学等五校2020-2021学年高一(上)期中数学试题
7 . (1)已知
对于任意
恒成立,解关于
的不等式
;
(2)关于
的方程
的解集中只含有一个元素,当
时,求不等式
的解集.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/860853c6b6a2472eed48c6a82efecd21.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b28b62727a50c289fcbe501177230e62.png)
(2)关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9af76e6a59ad6a86f8a9ed51b978f20a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44a4eaa80b44625890339d6a0065c241.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6372b2cd2642f664f8bad37f086535b.png)
您最近一年使用:0次
解题方法
8 . 下列选项中
的范围能使得关于
的不等式
至少有一个负数解的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08a31ecf68520bc8884c60734879f98e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
9 . 已知函数
(
,
),![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60d9f93086355e85c381dcd7f41dadf5.png)
(
).
(1)如果
是关于
的不等式
的解,求实数
的取值范围;
(2)判断
在
和
的单调性,并说明理由;
(3)证明:函数
存在零点q,使得
成立的充要条件是
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/973fc3abf35cab7af01e781bb2e7cd48.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1e69392d21261afd8e5e5f096634669.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60d9f93086355e85c381dcd7f41dadf5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ca2e941780c5c66920b68808d47bea2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
(1)如果
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fbf9c380edc9b8ad928662eeab23c86c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dc9ede2e55724383dd1093fc7fcdb59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)判断
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38a9ce856475eea193ecaabe2e4be583.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c346a101f2602fe7ae0b4f2660f83831.png)
(3)证明:函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71c30572af5d28991fedd6692a13dc0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38f2b5aa8dd9dad7f371f0d7ab7b18dd.png)
您最近一年使用:0次
10 . 已知函数
.
(1)若关于
的方程
在区间
,
上有两个不同的解
,
.
①求
的取值范围;
②若
,求
的取值范围;
(2)设函数
在区间
,
上的最大值和最小值分别为
(a),
(a),求
(a)
(a)
(a)的表达式.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc6caf00406d4e34a59d82253721992e.png)
(1)若关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6eebe7397ead9e7ecaf5507ac7097221.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ced922d8d5c0697c23fa4a70cb4bf8ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45340678c2ec1bc8cd68c0a3a2ab8902.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
①求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
②若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26d8dafc71b106f39f4e15442220897b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20fef976a0230bdfe3bc758e93987ba8.png)
(2)设函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b17fff6cad52af74309c2d811fa5e508.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45340678c2ec1bc8cd68c0a3a2ab8902.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/276509f01529d982ab21e479a4619268.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f25bdceabb6df67def3bd51c337340e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93129dde5fa5cd84e3702e457535e274.png)
您最近一年使用:0次
2022-02-27更新
|
509次组卷
|
3卷引用:2016届浙江镇海中学高三5月模拟数学(理)试卷