名校
解题方法
1 . 设
为定义在R上的偶函数,当
时,
;当
时,
,直线
与抛物线
的一个交点为
,如图所示.
![](https://img.xkw.com/dksih/QBM/2021/11/26/2859740805808128/2863166212407296/STEM/575f47b9c20c49a3a916c22f0b958615.png?resizew=258)
(1)补全
的图像,写出
的递增区间(不需要证明);
(2)根据图象写出不等式
的解集
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d479a86a1711709b2d100fe4daf3e7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a256c187e1c577afddcd41a75ebd351.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b1b0b10083d43c9feb9f9d540a0f5fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52c6cf9152e0d02b83eb22b01722d29c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8021d9dd9a936f8726f02d376553754.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b1b0b10083d43c9feb9f9d540a0f5fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8021d9dd9a936f8726f02d376553754.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://img.xkw.com/dksih/QBM/2021/11/26/2859740805808128/2863166212407296/STEM/575f47b9c20c49a3a916c22f0b958615.png?resizew=258)
(1)补全
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d479a86a1711709b2d100fe4daf3e7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d479a86a1711709b2d100fe4daf3e7cf.png)
(2)根据图象写出不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a1b1fdcdde97a8c9e9339b2f33c5d8.png)
您最近一年使用:0次
2 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae1362b2f223771e3883f9819a6ae732.png)
(1)在下方坐标系中画出函数图象;
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/10/a05361a9-d536-4ce4-a3bd-1ccbfbe225e8.png?resizew=233)
(2)求关于
的不等式
的解集.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae1362b2f223771e3883f9819a6ae732.png)
(1)在下方坐标系中画出函数图象;
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/10/a05361a9-d536-4ce4-a3bd-1ccbfbe225e8.png?resizew=233)
(2)求关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b0499ec25d43d621764622dc46fa442.png)
您最近一年使用:0次