名校
1 . 已知函数
.
(1)若函数
在区间
上单调递减,求实数
的取值范围;
(2)当
时,求
在区间
上的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc986101eea4e453608753c6f4273cb9.png)
(1)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7242b2ab643f9470da77e29d043b893.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5095a28bb1b91bf6bed9e2cfbd76bb18.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf8682c07954e4ba88e5766b1e005f03.png)
您最近一年使用:0次
名校
解题方法
2 . 已知幂函数
的定义域为全体实数
.
(1)求
的解析式;
(2)若
在
上有解,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/602d78280342a6d693ca5b416f40d09e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80f2cca773bda174e166f1fa3e67ded1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/417ab20883d799aaf311371393fa7d7c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
名校
解题方法
3 . 已知二次函数
的图象过点
,且不等式
的解集为
.
(1)求
的解析式;
(2)若
在区间
上有最小值2,求实数
的值;
(3)对任意
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/331d5e308cd5469e0f28a8d75f79903f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb0e705301752424a492f6277ed7774e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa504a3525899b292b2b53aae50fcbe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b1e57c8817859628bd3d05451233899.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/021cd7da1b0cac4e4590d120e3b8f770.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa66623cf54b42d6d12be4c8edaa7071.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
(3)对任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7538d96f6d68739b259341abab348403.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
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解题方法
4 . 已知定义在区间
的函数
.
(1)证明:函数
在
上为单调递增函数;
(2)设方程
有四个不相等的实根,在
上是否存在实数
,
,使得函数
在区间
上单调,且
的取值范围为
?若存在,求
的取值范围;若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d562dc22dfb3b81d0c3f88b54d063c2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22d2f2a63f13c52efec9cb3d2b06be46.png)
(1)证明:函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c632f17a9df17d27323360f80ccd0794.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92d3856e530822adb5ee97d1be8c1bbe.png)
(2)设方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9c0d827ef8598ba6b70b34b2bdcd1e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7295806db8311b0768a590129de4d956.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f030c36bb8786df88d401792062a4100.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad8af7bed124f00c8e19b52d028b4d90.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
5 . 如图,某中学准备在校园里利用院墙的一段,再砌三面墙,围成一个矩形花园
,已知院墙
长为25米.篱笆长60米(篱笆全部用完),设篱笆的一面
的长为
米.
(1)当
的长为多少米时,矩形花园的面积为400平方米?
(2)若围成的矩形
的面积为
平方米,当
为何值时,
有最大值,最大值是多少?
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/20/f1448b82-b31a-469b-8e62-76e57511848a.png?resizew=185)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
(2)若围成的矩形
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
您最近一年使用:0次
2023-11-19更新
|
287次组卷
|
3卷引用:福建省厦门市海沧中学2023-2024学年高一上学期期中考试数学试题
名校
解题方法
6 . 已知函数
.
(1)若
在区间
上具有单调性,求实数
的取值范围;
(2)求
在区间
上的最小值
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92ffab01443bdf02215f8ac3a42d35ea.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a2ec965488c7e1cea085463c7731285.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55503c093ffb545056ba2a313f21b25e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01b3ae7e5228fd1acb0d46f6941143a7.png)
您最近一年使用:0次
名校
7 . 已知函数
满足
,且
.
(1)求
的解析式;
(2)求
的值,使
在区间
上的最小值为
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7ec3ee0148889d294986b4e86d21575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9c559d1865ea300ce95bc0eaf31c56d.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e71dbce0ccda0f5df7d0555fa23bf770.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acbc6a613224461ade69362d46550474.png)
您最近一年使用:0次
名校
8 . 对于函数
,若在定义域内存在实数
,满足
,则称
为“局部奇函数”.
(1)已知函数
,试判断
是否为“局部奇函数”?并说明理由;
(2)若
为定义域
上的“局部奇函数”,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd1db6c94b94afc372212a81cc1f4dd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(1)已知函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25c04a0aa3d31ebe89343971db09b514.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf10bf5b581a5826c48a1ba0b1d07529.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2023-10-26更新
|
504次组卷
|
6卷引用:福建省泉州市泉港区第一中学2020-2021学年高一上学期期中考试数学试题
福建省泉州市泉港区第一中学2020-2021学年高一上学期期中考试数学试题辽宁省滨城高中联盟2021-2022学年高三上学期期中考试数学试题宁夏回族自治区银川市第二中学2023-2024学年高一上学期期中考试数学试题江苏省苏州市八校联盟2020-2021学年高三上学期10月第一次适应性检测数学试题(已下线)第三章 函数的概念与性质(压轴必刷30题6种题型专项训练)-【满分全攻略】(人教A版2019必修第一册)(已下线)第三章 函数的概念与性质(易错必刷40题12种题型专项训练)-【满分全攻略】(人教A版2019必修第一册)
名校
解题方法
9 . 已知函数
.
(1)当
时,求函数
的单调区间;
(2)当
时,若函数
在
上既有最大值又有最小值,且
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50e0a486373dff62c7b92c4cf36afec6.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b108ab31cc093f03cf48ad65429889e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba7204f43679af6935e494c59d40c6ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6abb41ec709409c940894fe7401ac1a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
您最近一年使用:0次
2023-09-01更新
|
821次组卷
|
6卷引用:福建省福州市八县(市)协作校2023-2024学年高一上学期期中联考数学试题
名校
解题方法
10 . 已知函数
.
(1)若
,判断
的奇偶性并加以证明.
(2)若对任意
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8b59dc951a5f0a79b2d3a4ea980a57e.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c2853174cf50c71d58b7d57d7048088.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
(2)若对任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc62899ec19801d60c698ec11ca6737e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2023-08-12更新
|
421次组卷
|
3卷引用:福建省闽江学院附属中学2022-2023学年高一上学期期中考试数学试题