名校
解题方法
1 . 已知
是定义在
上的增函数,则
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/649bdd11abe2c8cd37744e990e7c07a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2023-11-10更新
|
531次组卷
|
6卷引用:河南省新乡市2023-2024学年高一上学期期中测试数学试题
2 . 已知函数
,设
:
在
上单调递增,在
上单调递减;
:
.
(1)若
,求
在
上的值域;
(2)若
是
的充分不必要条件,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd2ea864c885f6f04fb444575e419762.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95169f7287a6a0c9b6917eb2ceb245eb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d27e0400d730672ae2110ff48786dd1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d86b22625933e5b71a4d5a366c12204c.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa4c355f11471a38f5583a434a1ddeb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2021-11-15更新
|
240次组卷
|
2卷引用:河南省新乡市2021-2022学年高一上学期期中数学试题
3 . 已知函数
,在
上单调递减,则
的取值范围是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/afea6fbaf6b03d02098b13263e55c912.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2020-12-04更新
|
559次组卷
|
2卷引用:河南省新乡市2020-2021学年第一学期期中考试高一数学试题
名校
4 . 已知函数
,若对任意的
,
,且
,总有
,则
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f43e32574271056a451b53c48b42de25.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f42f4068f20c89ab19e4b992a15a6a88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26d8dafc71b106f39f4e15442220897b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23d9da6d4519979de3f37309d23318d6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2020-02-18更新
|
555次组卷
|
3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
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广西梧州市岑溪市2021-2022学年高二上学期期末考试数学(理)试题(已下线)第二章 函数的概念与性质 第二节 函数的单调性与最值(A素养养成卷)
5 . 已知函数
是定义在
上的奇函数,且
在
上单调递减,若
成等差数列,且
,则下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76f0649064a085fb74c997fb507a9b6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67ca5fd57c2c2fcc3c7a574fdd1467d9.png)
A.![]() ![]() | B.![]() ![]() |
C.![]() ![]() | D.![]() ![]() |
您最近一年使用:0次
6 . 定义在
上的偶函数
,在区间
上单调递增,已知
,
是锐角三角形的两个内角,则
,
的大小关系是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a2a5e336b6bcba6354fd366c892dd06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/677e8a1b1cbe10c34c294a15b6bcb83d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2cf8842f549081cf0cf000061ebfac03.png)
A.![]() | B.![]() |
C.![]() | D.以上情况都有可能 |
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