1 . 设函数
,其中
(1)若不等式
的解集是
,求
的值;
(2)在(1)的条件下,若不等式
的解集非空,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/321e63f032a5daee5ed9d35cbaa8f1f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cd411600ba615fd7b2292e7379dbf76.png)
(1)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2fbc901cbdb68130ddac3174583dd93c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f816e3d576759b0d51a3b28422a2926.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)在(1)的条件下,若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/278d4793eae4a3945cdd77dab63e3000.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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2 . 已知函数
,且
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/5/599dc6da-3aa9-473b-ad6f-88d746fa29ca.png?resizew=185)
(1)求实数
的值;
(2)作出函数
的图象;
(3)根据图象写出不等式
的解集.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e9fe8af58cbcf9d180ceaec71fe9269.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13680c4c00ba1780911bfa92b717270a.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/5/599dc6da-3aa9-473b-ad6f-88d746fa29ca.png?resizew=185)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)作出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(3)根据图象写出不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c73a98c1b3504e09bfbe0db849b0d24.png)
您最近一年使用:0次