2022·上海浦东新·模拟预测
名校
解题方法
1 . 已知定义域为
的函数
.当
时,若
(
,
)是增函数,则称
是一个“
函数”.
(1)判断函数
(
)是否为
函数,并说明理由;
(2)若定义域为
的
函数
满足
,解关于
的不等式
;
(3)设
是满足下列条件的定义域为
的函数
组成的集合:①对任意
,
都是
函数;②
,
. 若
对一切
和所有
成立,求实数
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24600bfcfb91c661eb9d237956e011ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d0a5af03cc59bf58c1385988a746668.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e02cab1add26335b3cb43d5b54c7c853.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3cd5f68f8223717c5f9e7a35da919f60.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5707b77c17eca36e53457fdbc7912ae.png)
(1)判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25b0cf56d1d3347f1301e42197259c9c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a59df0f69cdcb8bbd1e7369d3b730ab6.png)
(2)若定义域为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72dfa26de75e699e91401e1c7769db70.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78db8978ef52545c2d1effc0f52b7f2a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e8528f8c2cefedbaedb13cd43540357.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8562a7044c527888e2dd7fa42feda7e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8321b2ac0cb0a0d6aa579dcbc9578ec.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bac532cbc6695639c3816e49c809aed2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2288a34a490fd0c8f4d566959a1e97b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2972af8c65701183de194c358b83256c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7576241e80f3fdd887fed12ebb5d2273.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16a824bb87d715617e270c800204d7e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f01d67fd2a155c3dd322dc971370a4bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3ae7943f38c810776e3dab3a8587f42.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa10bec00d5ea02234be29a9fd92a647.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2022-07-05更新
|
1745次组卷
|
8卷引用:上海市华东师范大学第二附属中学2022届高三考前模拟数学试题
(已下线)上海市华东师范大学第二附属中学2022届高三考前模拟数学试题(已下线)考向10函数与导数(重点)-2上海市行知中学2023届高三上学期10月月考数学试题上海市曹杨第二中学2023届高三上学期12月月考数学试题2024届高三新高考改革数学适应性练习(九省联考题型)广东省广州市华附2023-2024学年高一上学期期中数学试题(已下线)第三章 函数的概念与性质单元测试基础卷-人教A版(2019)必修第一册广东省茂名市电白区第一中学2023-2024学年高一下学期4月月考数学试题
名校
解题方法
2 . 已知函数
当
时,不等式
的解集是______ ;若关于
的方程
恰有三个实数解,则实数
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ca0968a5d441b03c0f7962c82ab1805.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/914c67ddd60c47e91783929c8bdf8ba8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86b92b70365c63607daecdc8deb73ecf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2021-09-15更新
|
1424次组卷
|
5卷引用:天津市滨海新区塘沽第一中学2023届高三下学期十二校联考(二)数学模拟试题