10-11高一·广西桂林·阶段练习
1 . 若点(1,2)既在y=
上,又在其反函数的图象上,求
的值
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abb0606e56d4233cc07614dbe903000d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
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2 . 已知函数
的反函数为![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fc454c30c9bf809d045988f9d1f8aa4.png)
(1)若
,求实数
的值;
(2)若关于
的方程
在区间
内有解,求实数
的取值范围;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bee6881a170f6ef9ed5c133b95c2f448.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fc454c30c9bf809d045988f9d1f8aa4.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9dcc0790d0c836499b1b79905074ece1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(2)若关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b81ef629d3fe785d708ca89acb521199.png)
![](https://img.xkw.com/dksih/QBM/2015/6/25/1572147778420736/1572147783909376/STEM/f9dad9e30af14296a6e85c9cb560fada.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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