名校
解题方法
1 . 如图,是一个“函数求值机”的示意图,其中
是
的函数.下面表格中,是通过该“函数求值机”得到的几组
与
的对应值.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/12/3ff7da70-f604-4398-9832-2ae4d6102a92.png?resizew=166)
根据以上信息,参考答案下列问题:
(1)当输入的
值为1时,输出的
值为 ;
(2)求
的值;
(3)当输出的
值为0时,求输入的
值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/12/3ff7da70-f604-4398-9832-2ae4d6102a92.png?resizew=166)
输入 | … | 0 | 2 | … | |||
输出 | … | 2 | 6 | 16 | … |
(1)当输入的
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ceee0ff5c929d67de3c294e027c9087.png)
(3)当输出的
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
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