如图,
是等腰直角三角形,
,且直角边长为
,记
位于直线
左侧的图形面积为
,试求函数
的解析式.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84ed6bee57f4526320197d6a7474386f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5393f5f1d643a9b9e931957d64e9ce51.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95bacae35b6e16a0a33c2bdc6bc07df7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b8189f7b0ffe4d20bf0fad43b4ed589.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0c03f0156764e6358d83697ea14c5ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2709ca478fb15ea08e8aa55328eae8e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2709ca478fb15ea08e8aa55328eae8e6.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/29/9994bf53-8959-4dd0-b090-66de748ed703.png?resizew=179)
更新时间:2020-02-19 15:31:54
|
【知识点】 求分段函数解析式或求函数的值解读
相似题推荐
解答题-作图题
|
适中
(0.65)
名校
【推荐1】如图,在边长为4的正方形
的边上有一点
,沿着折线
由点
(起点)向点
(终点)运动.设点
运动的路程为
,
的面积为
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/17/9d5ef4c8-85e7-469d-864e-7b6927b26b3c.png?resizew=150)
(1)求
与
之间的函数关系;
(2)画出
的图象;
(3)求函数
的值域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b58140fed320b904794b2b771f235950.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af2cc5f8cec8c498aa12c99c04e1c97d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/17/9d5ef4c8-85e7-469d-864e-7b6927b26b3c.png?resizew=150)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(2)画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09b29a7faa14a6e09d0db2d04f4ced03.png)
(3)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09b29a7faa14a6e09d0db2d04f4ced03.png)
您最近一年使用:0次
解答题-作图题
|
适中
(0.65)
解题方法
【推荐2】已知函数
.
(1)求
的值;
(2)画出函数
的图象,根据图象写出函数
的单调区间;
(3)若
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d13f504d5e140054dde018375141f430.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef82f00901f41c26169d02ed17997597.png)
(2)画出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/22/6a01d7b7-0abf-4f6c-8dff-9b9aa8da22fa.png?resizew=188)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be7e672b1ae40d5370d13ced5bd02a19.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
您最近一年使用:0次