名校
解题方法
1 . 已知函数
.
(1)求
的值;
(2)画出函数
的图象并根据图象判断函数值域;
(3)若实数
满足
,则称
为
的二阶不动点,求函数
的二阶不动点的个数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6bc7ef1d7558a68f52de1f21542f43fe.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2744646ce1af08aa62b4f66479d87d1.png)
(2)画出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f949b9a15ad3cdb3511fdb803c707bf.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
2022-11-08更新
|
220次组卷
|
3卷引用:广东省东莞外国语学校2022-2023学年高一上学期期中数学试题
2 . 已知
是定义在
上的偶函数,且当
时,
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/22/8377a61b-6643-43ee-a600-b6747f65d844.png?resizew=226)
(1)求
的解析式.
(2)在所给的坐标系内画出函数
的图象,(不需列表),并直接找出方程
没有实根时,实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db2b74d89854116e411c089d053df053.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9f5246de7d67991bae47b6355a74f7e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/22/8377a61b-6643-43ee-a600-b6747f65d844.png?resizew=226)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)在所给的坐标系内画出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9c0d827ef8598ba6b70b34b2bdcd1e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
名校
3 . 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
4 . 已知
,函数
.
![](https://img.xkw.com/dksih/QBM/2019/11/28/2343659661434880/2344438805454848/STEM/7cd66e253c4c479aa2a17ce8ecfc9f75.png?resizew=357)
(1)当
时,在给出的坐标系中,画出函数
的大致图象,根据图象写出函数
的单调减区间;
(2)讨论关于
的方程
解的个数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce5db51e4fe5e40b38cbc3822c9b8ce9.png)
![](https://img.xkw.com/dksih/QBM/2019/11/28/2343659661434880/2344438805454848/STEM/7cd66e253c4c479aa2a17ce8ecfc9f75.png?resizew=357)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)讨论关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6e39a839bbcd0a60be36d76ca594237.png)
您最近一年使用:0次
名校
5 . 已知不等式
的解集为
,函数
.
(1)求
的值,并作出函数
的图象;
(2)若关于
的方程
恰有两个不等实数根,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab34e4af72d7dad1afc33e6570f6fde7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/845a35478ebfd47818eaec7458c2adf8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b68abce1fe5795685494b2b81756dfb.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7df7878f3064a9190d1425efe054b098.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次