名校
解题方法
1 . 已知集合
,函数
.若函数
满足:对任意
,存在
,使得
,则
的解析式可以是_______ .(写出一个满足条件的函数解析式即可)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce9cfff97ca534fbed1b3335583918ad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f496911266e86ff15d128b01657838cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c8e673b990f5c9743ad292cf7a30a13.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ffeab6a26fe66bbbef44ed750a4c6d6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05e875389247bb702d954345d2caf2d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
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2024-03-23更新
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4卷引用:湖北省黄冈市文海大联考2024届高三下学期临门一卷(三模)数学试题
湖北省黄冈市文海大联考2024届高三下学期临门一卷(三模)数学试题山东省济南市2024届高三下学期3月模拟考试数学试题(已下线)大招8 “析、寻、验”三步法快解开放性填空题山西省朔州市怀仁市第一中学校2024届高三下学期第四次模拟考试数学试题
2 . 设a为常数,
的定义域为R,
,则( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23fb90e09994fdc6ab02ed6ba664f31f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09dc9255e2a07ba9252f0e491eaec5d9.png)
A.![]() |
B.![]() |
C.![]() |
D.满足条件的![]() |
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3 . 已知集合
且
,
是定义在
上的一系列函数,满足
.
(1)求
的解析式.
(2)若
为定义在
上的函数,且
.
①求
的解析式;
②若关于
的方程
有且仅有一个实根,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/755b680439164ef0d05c2fcf1a021dc0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad1b25d5e0b16a6d3e305f852b2ef8a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0ef1feb87a1e4f5ab1970d0b84d869b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5813bbf76bf6048e858b5bbb17e1ec9.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b87ef0ed87ae71055f9b0beec5b032e.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b020f0de733d3d6b468a9967f56960ad.png)
①求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
②若关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/496e8a69f9722008da27aa500e3809eb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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湖北省新高考联考协作体2023-2024学年高一下学期5月联考数学试题江西省宁冈中学2022-2023学年高三上学期期中考试数学(理科)试题(已下线)第4章 指数函数、对数函数与幂函数-【优化数学】单元测试能力卷(人教B版2019)广东省广州市第六中学2023-2024学年高一上学期期中考试数学试题
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4 . 已知函数
满足
当
时,
已知
函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b22456502546ea72b7ba9a0a1fed5356.png)
(1)求实数m的值;
(2)当
时,求
的解析式;
(3)设
,若
求实数
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/198beddad67cf13acf090a354a8b9e7d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3606fd3966dc72e0f8a32047945a86e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6c27da5cf03d02725d2d54a259db768.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/715a3c3d80966d844eccf6b85109f801.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b22456502546ea72b7ba9a0a1fed5356.png)
(1)求实数m的值;
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3fb1789759ba3535a3975bed250da89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/919684b93269da880981ddaa675cac35.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4a64771aa2c2a4af027cadbe9ed7c6f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
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5 . 函数fn(x)=xn+bx+c(n∈Z,b,c∈R).
(1)若n=﹣1,且f﹣1(1)=f﹣1(
)=5,试求实数b,c的值;
(2)设n=2,若对任意x1,x2∈[﹣1,1]有|f2(x1)﹣f2(x2)|≤6恒成立,求b的取值范围.
(1)若n=﹣1,且f﹣1(1)=f﹣1(
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb84f6fbac102ccf326b2223d69cb7cc.png)
(2)设n=2,若对任意x1,x2∈[﹣1,1]有|f2(x1)﹣f2(x2)|≤6恒成立,求b的取值范围.
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