名校
解题方法
1 . 已知函数
.
![](https://img.xkw.com/dksih/QBM/2020/7/20/2510122812940288/2510619564670976/STEM/da42e4e8-faec-4dc4-bf71-a4919e3bf73e.png)
(1)画出
的图象;
(2)求不等式
的解集.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c19778e999ac9927ee65b88d4439abac.png)
![](https://img.xkw.com/dksih/QBM/2020/7/20/2510122812940288/2510619564670976/STEM/da42e4e8-faec-4dc4-bf71-a4919e3bf73e.png)
(1)画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
(2)求不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d752d8db8a05b3ec7312f6ac8b64a07.png)
您最近一年使用:0次
2020-07-21更新
|
130次组卷
|
3卷引用:宁夏银川市宁大附中2019-2020学年高二第二次月考数学(文)试题
2 . 已知当
时,函数
与函数
的图像如图所示,则当
时,不等式
的解集是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6e2e79843faf62dde86bf858d1e0569.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/344ccbf79da6ad7e3709d6fa72efb756.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99b161347f6a2fcfd9bf0acf1e8a03fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db2b74d89854116e411c089d053df053.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ab8a1c22c2b1b16bbceb3ad721b77fd.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/9/24/fbf19782-ac7a-47f5-83ad-dab0fe26cad1.png?resizew=147)
您最近一年使用:0次
2017-10-31更新
|
350次组卷
|
2卷引用:【全国百强校】宁夏吴忠中学2017-2018学年高二下学期期中考试数学(理)试题
12-13高三·广东广州·阶段练习
名校
解题方法
3 . 对于实数
和
,定义运算“*”:
设
,且关于
的方程为
恰有三个互不相等的实数根
,
,
,则
的取值范围是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb09eba580cc89cb0fefbbb0d6817e2d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b05a4b1aba9fdf2a2b20db15bf177d04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d96d834e92301af4b7ba53b3ca18a221.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/291c25fc6a69d6d0ccfb8d839b9b4462.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dafaeedddee618f5e86a5f2efd15b2cd.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次