名校
解题方法
1 . 定义在实数集
上的偶函数
满足
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/481fa05079e61e7bf3f9b3e1f626ba08.png)
____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb83145bdd62dbba925f15f1d421a3f8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/481fa05079e61e7bf3f9b3e1f626ba08.png)
您最近一年使用:0次
2020-05-03更新
|
1381次组卷
|
6卷引用:湖南省长沙市明德中学2019-2020学年高三下学期3月月考数学(理)试题
湖南省长沙市明德中学2019-2020学年高三下学期3月月考数学(理)试题湖南省长沙市雅礼中学2019-2020学年高三下学期第七次月考数学(理)试题(已下线)第06讲-函数的奇偶性与周期性-2021年新高考数学一轮专题复习(新高考专版)上海市南洋模范中学2022-2023学年高一上学期11月月考数学试题广东实验中学2021-2022学年高一上学期期中数学试题江苏省泰州中学2023-2024学年高三上学期期初调研数学试题
2 . 已知函数
的反函数
的图象经过点
,函数
为奇函数.
(1)求函数
的解析式;
(2)求函数
的零点;
(3)设
的反函数为
,若关于
的不等式
在区间
上恒成立,求正实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de629daf7444e1e933b2a1bdc78fc826.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32d6b59f4796a45963dea76b89c72bea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b7780906d6bb01a62628a363dfc119d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b72c2974649145fee6d67c6119fb8951.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1ac0dfb93be5d625de6372b91e2b4b0.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc58675aca9c02251a17d4fca67ea5dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d46e0d28afac6d5d8e2aea079a3ab77.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a2a5e336b6bcba6354fd366c892dd06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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3 . 已知方程
恰有三个不同的实数解
,且
,则实数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd707b69a11f8de5566f23c1a2a9ff5a.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2583800b06bfa9226f33b1b70b476f23.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1310a7a80d1f8751a3f8cafe7f8c8b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e72e12283f196924d046a7eaf8fcd63e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd707b69a11f8de5566f23c1a2a9ff5a.png)
您最近一年使用:0次
4 . 定义全集
的子集
的特征函数
,这里
表示
在全集
中的补集,那么对于集合
、
,下列所有正确说法的序号是______ .
(1)
(2)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9035cc9d963cb84c8da6014a6e062f6b.png)
(3)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b52b4f24969673c863b5aff4fb6751ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2193c95efaedd61ff49a7ff91df9e97a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c093cbde3d3472d1f7f2b0dff2bc4881.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b52b4f24969673c863b5aff4fb6751ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c38edfcbc6d0348a9fc75376f629909.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43a11863d06650c0adafb18d2909336e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9035cc9d963cb84c8da6014a6e062f6b.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6409ca7b7ab3c4aa4e0b9abc8d2cb066.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/749b06c4f14826c3b0a5b37e4356aa64.png)
您最近一年使用:0次
2020-02-23更新
|
1059次组卷
|
4卷引用:湖南省衡阳县创新实验班2019-2020学年高一上学期期末数学试题
湖南省衡阳县创新实验班2019-2020学年高一上学期期末数学试题上海市七宝中学、松江一中、松江二中2024届高三上学期11月联考数学试题重庆市万州二中教育集团2022-2023学年高一上学期第一次质量检测数学试题(已下线)高一上学期期中考试填空题压轴题50题专练-举一反三系列
5 . 已知定义在实数集
上的偶函数
和奇函数
满足
.
(1)求
与
的解析式;
(2)求证:
在区间
上单调递增;并求
在区间
的反函数;
(3)设
(其中
为常数),若
对于
恒成立,求
的取值范围.
![](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/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b41ae210dd892fc5428a51dd409aa69d.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
(2)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b029e85e686623cdef977b2cb1f207a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b029e85e686623cdef977b2cb1f207a.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d4db4036616944674cc36bb1388a2ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10dc986f44a2f80e9b8d192eb3521398.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0eac2b31a19918895e5af2d316490e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2020-02-04更新
|
649次组卷
|
2卷引用:2016届上海市静安区高考一模(文科)数学试题
6 . 已知
是定义在
上的函数,如果存在常数
,对区间
的任意划分:
,和式
恒成立,则称
为
上的“绝对差有界函数”。注:
。
(1)证明函数
在
上是“绝对差有界函数”。
(2)证明函数
不是
上的“绝对差有界函数”。
(3)记集合
存在常数
,对任意的
,有
成立
,证明集合
中的任意函数
为“绝对差有界函数”,并判断
是否在集合
中,如果在,请证明并求
的最小值;如果不在,请说明理由。
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f030c36bb8786df88d401792062a4100.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2480f87a11c4cd450bc9454ea7276722.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f030c36bb8786df88d401792062a4100.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/804319e6cb58f07ee82ee364e334f36b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7bba359204c3a83c5094e9bc09e4f1a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f030c36bb8786df88d401792062a4100.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd2955a1ae6ca7b3a7c9fd5b3e7bdc09.png)
(1)证明函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/587882ac081850caa4447c44a7dbb845.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e4b97703638756a4051a3dd0cdcf5a6.png)
(2)证明函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ddf20df06f5ff3e00e38f3e257f2ea6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e11f4ca0e7ace69f92130d0525bcdb3.png)
(3)记集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2130dde27163d8ae5a28aae9467e24b6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f0d68648b10fce54dfc19c5ee60086d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f20b947d584a1dc48676c2ae6e2af52.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de9bc59028761bee9de313ee6d5decc5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9ba29e6b864f89b4772130b6dc87427.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fa611cda56d55165309bdfbbf58240c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
7 . 对于函数
定义
已知偶函数
的定义域为
当
且
时,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f1a2517f0164e720ac65d4712255a19.png)
(1)求
并求出函数
的解析式;
(2)若存在实数
使得函数
在
上的值域为
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a28166da2b2a5e0717de00fd5b091b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b89b3eef7de7a81892b5e360a175194.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6466fc908c4968e38ad7ad9692320051.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b366bd12b731cfa3dda3a8b86d10f194.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7a0b7b0df4f3429acbe1e9ce652741c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f1a2517f0164e720ac65d4712255a19.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3680b70df17f7751ff54f542c41132c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a1cfb60420ff7e72c1b9d64f69ae063.png)
(2)若存在实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cad6d62f380f8eab9bdb542fd821f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa457202281cca305e60eb4444aca3fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8a2c65c1d0c94d07c625701f87015db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b68034e76dfd3a44fed80314ad53c85.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2020-02-02更新
|
301次组卷
|
2卷引用:2016届上海市虹口区高考一模数学试题
名校
8 . 已知
,若
对任意
恒成立,则实数
的取值范围为____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9682bf07aafb92db3dab93c92267d8ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a0197e7611f768a7bd1d9028d65cdb9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2fb40a36a293471742ce75f6b9635b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2020-01-31更新
|
1042次组卷
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4卷引用:2017届上海市七宝中学高三下学期综合测试五(5月)数学试题
17-18高三上·上海浦东新·阶段练习
名校
9 . 定义符号函数
,已知函数
.
(1)已知
,求实数
的取值集合;
(2)当
时,
在区间
上有唯一零点,求
的取值集合;
(3)已知
在
上的最小值为
,求正实数
的取值集合;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5c2d1baba26d5f563cf7a5b0123cea3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0bf9964389e33727ad1e219b8f3a787.png)
(1)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e48ffaaa7f1e3f715f8da7f246e2829.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab6b28c29a9e823cf1d6c764323d7e15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ccc8350b12974ffc8d06fce36d158f02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(3)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/304226ca50149b49702928e44d565964.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/74156327e5659301f391814605688899.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2020-01-15更新
|
930次组卷
|
6卷引用:上海市华东师范大学第二附属中学2017-2018学年高三上学期10月月考数学试题
(已下线)上海市华东师范大学第二附属中学2017-2018学年高三上学期10月月考数学试题上海市2022届高三模拟卷(一)数学试题(已下线)第11讲:第二章 函数与基本初等函数(测)(提高卷)-2023年高考数学一轮复习讲练测(新教材新高考)山东省枣庄市第三中学2022-2023学年高三上学期开学考试数学试题山东省枣庄市第三中学2022-2023学年高三上学期9月质量检测考试数学试题(已下线)专题02 函数的概念与性质必考题型分类训练-3