名校
解题方法
1 . 已知函数
.
(1)
的值;
(2)记
,画出函数
的图象,写出其单调递减区间(无需证明);
(3)若实数
满足
,则称
为
的二阶不动点,求
的二阶不动点的个数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a0001abe3b3036ddef573d631253081.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/9/22/14240c1f-709b-4c92-8a24-c2905d6adb38.png?resizew=182)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2744646ce1af08aa62b4f66479d87d1.png)
(2)记
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f949b9a15ad3cdb3511fdb803c707bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46be55c8f2760d6db125f46691a3de48.png)
(3)若实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/374054f44b9a52668f91ac7601e63c06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
您最近一年使用:0次
2023-09-19更新
|
266次组卷
|
2卷引用:福建省厦门市厦门大学附属科技中学2022-2023学年高一上学期第一次阶段性测试数学试题
解题方法
2 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a7f673cf793364aad2543ee8ae06228.png)
(1)请在网格纸中画出
的简图,并写出函数的单调区间(无需证明);
(2)定义函数
在定义域内的
,若满足
,则称
为函数
的一阶不动点,简称不动点;若满足
,则称
为函数
的二阶不动点,简称稳定点.
①求函数
的不动点;
②求函数
的稳定点.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a7f673cf793364aad2543ee8ae06228.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/5/3dd251f6-1acf-44cf-b925-66705e04e25c.png?resizew=210)
(1)请在网格纸中画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
(2)定义函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1de4841073ba41dc0e7b976759c3cd4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a52dc0a7f95a39091a2f11d80cc8579f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/028517e8bebe634441e0a5c79828e88a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a576aa37d6f504669b40b7b38cb92694.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/028517e8bebe634441e0a5c79828e88a.png)
①求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/028517e8bebe634441e0a5c79828e88a.png)
②求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/028517e8bebe634441e0a5c79828e88a.png)
您最近一年使用:0次
3 . 已知
.
(1)在给出的直角坐标系中画出函数
的图象;
(2)若
在
上恒成立,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6427c49b9c5840b35164a881aa3ea713.png)
(1)在给出的直角坐标系中画出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43920f5171ed31db2520ef00e4c5fc24.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13502d46b8563c54c09b29b20b3006a4.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/25/e8b5ffc7-e616-4a20-b860-b07684b5c413.png?resizew=269)
您最近一年使用:0次
2023-04-23更新
|
482次组卷
|
5卷引用:江西省南昌市2023届高三二模数学(理)试题
江西省南昌市2023届高三二模数学(理)试题江西省南昌市2023届高三二模数学(文)试题(已下线)专题21不等式选讲(已下线)专题21不等式选讲(已下线)考点12 函数的图象 2024届高考数学考点总动员
解题方法
4 . 函数
,被称为狄利克雷函数,其中
为实数集,
为有理数集.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/26/567b0412-b11e-4e6b-9be3-2a7d4d5f2602.png?resizew=204)
(1)判断
的奇偶性,并证明;
(2)设
是定义域为
的奇函数,当
时,
,画出
的图像,并根据图象写出
的单调区间及零点.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06f15945e5fa788b076edf86fbf3e42b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/316ecb1589c3cc179e2f62507020771e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/26/567b0412-b11e-4e6b-9be3-2a7d4d5f2602.png?resizew=204)
(1)判断
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2f5a719332bc8af83fbe70fa6cf632d.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6e2e79843faf62dde86bf858d1e0569.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f440b7118356ed74fc494ed27a91191c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
您最近一年使用:0次
名校
解题方法
5 . 已知函数
.
![](https://img.xkw.com/dksih/QBM/2021/11/25/2858910939586560/2859027979649024/STEM/873ebeb5-bf50-4c81-9c67-a12c9cfef7e2.png?resizew=259)
(1)在图中画出
的图象;
(2)求不等式
的解集.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ea23e166ff7a92820c9f82989ee97d4.png)
![](https://img.xkw.com/dksih/QBM/2021/11/25/2858910939586560/2859027979649024/STEM/873ebeb5-bf50-4c81-9c67-a12c9cfef7e2.png?resizew=259)
(1)在图中画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
(2)求不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c93346c1cf9f1dae78d88ed834462c1b.png)
您最近一年使用:0次
2021-11-25更新
|
396次组卷
|
5卷引用:四川省成都市嘉祥外国语高级中学2021-2022学年高三上学期期中考试数学(文)试题
名校
6 . 画出下列函数的图象,并求出值域
(1)
;
(2)
;
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1bc1a17704756f5131e557766d16e34.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f688552b28a625469a72b86d6ce6ac0.png)
您最近一年使用:0次
名校
7 . 已知函数
,(其中
且
).
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/24/3ed75f4e-4040-49b5-bcbb-d6875d5f5830.png?resizew=216)
(Ⅰ)当
时,画出函数
的图象,并写出函数
的单调区间;
(Ⅱ)若
在区间
上的最小值为
,求
的表达式.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a61395b6ffc642ac8e89f4b73261bbb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/995ec593baa4ef50b6d87c78380953d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fff6e7e2b9f2b68b1647f6350b98dc8.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/24/3ed75f4e-4040-49b5-bcbb-d6875d5f5830.png?resizew=216)
(Ⅰ)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a15a13b4190ac3d5feaee27a4c97b21b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(Ⅱ)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23c33b69adc112831fa115b5dffdb616.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18b36da3b4cc0a0cc408ef324b04c9d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18b36da3b4cc0a0cc408ef324b04c9d4.png)
您最近一年使用:0次
名校
8 . 已知函数的解析式为
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/25/32a63dfe-f0d9-4ba7-80a5-fb6a2715aa56.png?resizew=341)
(1)求![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3a73dd2dad4c925fc3180237dec3eba.png)
(2)画出这个函数的图象,并写出函数的值域;
(3)若函数
有三个零点,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f93edfc3efeb74fd757a4248180a66e7.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/25/32a63dfe-f0d9-4ba7-80a5-fb6a2715aa56.png?resizew=341)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3a73dd2dad4c925fc3180237dec3eba.png)
(2)画出这个函数的图象,并写出函数的值域;
(3)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6aacb9651816d79ee34499ffe9ce0e06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
2019-12-28更新
|
293次组卷
|
3卷引用:广东省珠海一中、惠州一中2019-2020学年高一上学期期中联考数学试题
名校
9 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/286178df70b3acdb6ef883ad1931e695.png)
(1)画出函数
的图象;
(2)若
,求
的取值范围;
(3)直接写出
的值域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/286178df70b3acdb6ef883ad1931e695.png)
(1)画出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03f300317aa56697cf09a033235900de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(3)直接写出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
您最近一年使用:0次
2019-12-02更新
|
164次组卷
|
2卷引用:北京市清华附中将台路校区2019-2020学年高一上学期期中数学试题
名校
10 . 已知函数
是定义在
上的偶函数,已知
时,
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/5/d0528820-e7ec-4f5d-a619-2d4339886323.png?resizew=229)
(1)画出偶函数
的图像;
(2)指出函数
的单调递增区间及值域;
(3)若直线
与函数
恰有
个交点,求
的取值范围.
![](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/a6e2e79843faf62dde86bf858d1e0569.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be315e528951120e7d551f654d2a1f5e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/5/d0528820-e7ec-4f5d-a619-2d4339886323.png?resizew=229)
(1)画出偶函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)指出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(3)若直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2ed129a52135fcbf6526a097236f630.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8860d9787671b53b1ab68b3d526f5ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
2019-11-04更新
|
504次组卷
|
3卷引用:宁夏银川六中2019-2020学年高一上学期期中数学试题