名校
解题方法
1 . 设函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0259b6bc8cbb1c69effeace2701a276.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/828db29d1beeed409d2c2a70a07627f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3da03abf299ce665f59d424a2b9dec7d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/783dfdb08b4ed252bc46192b6b4f6c63.png)
________ .若函数
有最小值,且无最大值,则实数
的取值范围是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0259b6bc8cbb1c69effeace2701a276.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/828db29d1beeed409d2c2a70a07627f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3da03abf299ce665f59d424a2b9dec7d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/783dfdb08b4ed252bc46192b6b4f6c63.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13f185ef210642539890407a32fc5894.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2022-02-03更新
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5卷引用:湖南省邵阳市新邵县第二中学2021-2022学年高一下学期入校分班考试数学试题
名校
解题方法
2 . 如图,有一条宽为
的笔直的河道(假设河道足够长),规划在河道内围出一块直角三角形区域(图中
)养殖观赏鱼,
,顶点A到河两岸的距离
两点分别在两岸
上,设
.
![](https://img.xkw.com/dksih/QBM/2022/1/22/2899878450462720/2905089194516480/STEM/f1d32e65be4149b3be054670f89c1fb0.png?resizew=225)
(1)若
,求养殖区域面积的最大值;
(2)现拟沿着养殖区域
三边搭建观赏长廊(宽度忽略不计),若
,求观赏长廊总长
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8badcdb1e5621f0ac4d9272041185a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36c4559d27e3905980d1a4f1856f07de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6634e5d2fc0bfe3562d9f1e864d6a988.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44434b647ec546fe787e2164e0be6cd2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c499d3ef329f85e59fd72dec6f453bbc.png)
![](https://img.xkw.com/dksih/QBM/2022/1/22/2899878450462720/2905089194516480/STEM/f1d32e65be4149b3be054670f89c1fb0.png?resizew=225)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6c96cb3ac8290e09c55d4eb336a8608.png)
(2)现拟沿着养殖区域
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a6fe294ca499d949f7a6011d287606.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c1ba6b6ee00c4b2763cb3fa59caa69f.png)
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2022-01-29更新
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1037次组卷
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7卷引用:湖南省常德市汉寿县第一中学2023-2024学年高一下学期入学考试数学试题
名校
3 . 已知函数
在
上的最小值为0.
(1)求
的单调递增区间;
(2)当
时,求
的最大值以及取最大值时
的取值集合.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b368311477c823ffb31427038c3cd99a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7466d2055b1e49baea19e7e13cf97b77.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
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2022-01-27更新
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2卷引用:湖南省岳阳市华容县第一中学2021-2022学年高一下学期开学考试数学试题
名校
解题方法
4 . 已知函数
.
(1)判断
在区间
上的单调性,并用定义证明;
(2)判断
的奇偶性,并求
在区间
上的值域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04a694d66d509d34973232cf8f8e58e2.png)
(1)判断
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd1066af39045e7b66b165977f9ccb74.png)
(2)判断
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8ed0edaebe95e5347b44806e166d0e1.png)
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2022-01-27更新
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6卷引用:湖南省岳阳市华容县第一中学2021-2022学年高一下学期开学考试数学试题
名校
解题方法
5 . 已知函数
.
(1)当
时,解不等式
;
(2)设
,若
,
,都有
,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5133d3ea82be1291e3c9408c25ad3672.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65397f11ea8af736f38debadf420c4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e9c599e8d420006448905acec2b8234.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f87079fed7de9cb06108031c8281d656.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0bb7bb34b5f4d32fc07b47752fa171d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16d2d2ab99b51cf07ed6a51167445107.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1f65e3a030404df66a8ab840cc069ad.png)
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2022-01-27更新
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3卷引用:湖南省岳阳市华容县第一中学2021-2022学年高一下学期开学考试数学试题
名校
解题方法
6 . 设函数
(
且
,
).
(1)若
是定义在R上的偶函数,求实数k的值;
(2)若
,对任意的
,不等式
恒成立,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bef6b1f23bdd37d46331b69103eb764.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c36b234ba460321e811de1729eadd4b6.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a882037b9ce104ecc496e0f31a139361.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7306ed239acc7afb3e64e857a7b557e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa0618947d2ea889486de6c8e038c587.png)
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2022-01-21更新
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5卷引用:湖南省常德市汉寿县第一中学2023-2024学年高一下学期入学考试数学试题
解题方法
7 . 已知函数
与
互为反函数,且
的图象过点
.
(1)解不等式
;
(2)若对于任意
不等式
恒成立,求实数m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3897bf276a0b6c2121917d39b369df7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55f9a07c699e7fcb65b2b23ed61dedef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86135bd40536042536c1c7bed21d0171.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57696b8ceb1cd08474302deda13e2cf8.png)
(1)解不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fce1c7680b1b3071288c6809605da384.png)
(2)若对于任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0753d9770c7fc699de7ee7126ec94ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fad6acd285356bdd7a4130b027e9f84.png)
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2022-03-02更新
|
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3卷引用:湖南省长沙市明达中学2020-2021学年高二下学期入学考试数学试题
名校
解题方法
8 . 已知定义域为
的函数
.
(1)判断
的奇偶性
(2)试判断函数
在
上的单调性,并用函数单调性的定义证明;
(3)若对于任意
,不等式
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad24741d5bac179c39dbaea856f70f37.png)
(1)判断
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)试判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad24741d5bac179c39dbaea856f70f37.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
(3)若对于任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9bf039c46a25e331446c6ee1e9af3c82.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2472ebf6ae6dcd50d561ee18ecaaa1e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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4卷引用:湖南省长沙市浏阳市第六中学2021-2022学年高一下学期入学考试数学试题
名校
9 . 设函数
(
,
).
(1)若
为奇函数,求k的值;
(2)若存在
,使得
成立,求实数m的取值范围;
(3)设函数
,若
在
上有零点,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b74ae1dffff96b2ea930d90a8bca1bf1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45a173784888adf2946382fa093ba53a.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9ad65501f85e46bc22ece379c7ee0f6.png)
(2)若存在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01745f0dff16a69a195e0d0c2c798258.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eba86a3a3c1689abfcc999cdee8a3b6f.png)
(3)设函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a97c9321e90a1889ba42b6149db9872.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86135bd40536042536c1c7bed21d0171.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/afdf7c8f771c4605d81e519e13c6dc87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
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名校
10 . 已知函数
.
(1)求函数
的对称轴方程;
(2)若对于任意的
,都有
恒成立,求实数m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a314a52b4edb91d7759a656893d2910.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若对于任意的
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2938f551bf04f564f6c21bcda52baabc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d439ece818747d89c5e483a2fd090602.png)
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2022-01-08更新
|
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