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1 . 若函数
同时满足①对于定义域上的任意
,恒有
;②对于定义域上的任意
、
,当
时,恒有
,则称函数
为“理想函数”.给出下列三个函数中:(1)
;(2)
;(3)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ba99a5c5661eedaef4b36ade1a7c5c5.png)
,能被称为“理想函数”的有__ (填相应的序号).
![](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/a34e9794d31b207750914222a39d9036.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/33bd24e647a626899a243a3f3984f90a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/717a1efcded39ade5c5e98eeb21013e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77c9320d009a17deba67f208c7d8be8c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df18da1ecd1a83afc4544ee71f00c56b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ba99a5c5661eedaef4b36ade1a7c5c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca31b993d7841724b5e821f145ee3310.png)
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解题方法
2 . 下列命题正确的是___________ .(填序号)
①函数
与
互为反函数;
②函数
的单调递减区间是
;
③当
且
时,函数
的图象恒过定点
;
④函数
在
上为减函数,且
,则实数m的取值范围是
.
①函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a903745cd2cb536443d07579b606ece5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/914a49b0d7aedc593a3e87fbab7c31ca.png)
②函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f42b2a9736c8943106472a7398d2892.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a28068770a85b88b42321cd71ecd3c9.png)
③当
![](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/ba0d22ebeabd505b388aca6ff560fea3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25f114df5ceabdb7e5fd3fdad4eaf056.png)
④函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c24a8a4ba5e87ce80ebc84e877ea43d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/148d97803c3b16893ced41ad5cd9aba4.png)
您最近一年使用:0次
2022-11-15更新
|
424次组卷
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2卷引用:宁夏六盘山高级中学2022-2023学年高一上学期期中考试数学试题
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3 . 函数
的单调减区间为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52aad1ed3e7588ad6ae05d63506ececa.png)
您最近一年使用:0次
2021-11-13更新
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4卷引用:宁夏银川市永宁县上游高级中学2023-2024学年高一上学期期中检测数学试题
20-21高一·全国·课后作业
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4 . 给出下列函数:①
;②
;③
;④
.
(1)是定义在
上的偶函数;
(2)对任意
且
,有
,其中同时满足上述两个条件的函数是________ (填序号).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2b629bea8e22de9bfc49158e2289871.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6790252509f44fcc86fd1986e4d3c9c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d98d409a9c1f5b22851c082e1c9b4d2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc5bbf1426b9fa7c4d49659797ef34ae.png)
(1)是定义在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
(2)对任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ecaf15f775bd33cc59d4fb510c16977b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33bd24e647a626899a243a3f3984f90a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9dd8bbf8d8b088f1df100e2347c351c3.png)
您最近一年使用:0次
2021-08-23更新
|
1577次组卷
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5卷引用:宁夏青铜峡市宁朔中学2023-2024学年高一上学期第二次月考数学试题
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