题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017105033-86847.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017105033-95117.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017105033-86847.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017105033-95117.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017105033-86847.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017105033-95117.png)
答案
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017105033-99650.png)
解析
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017105033-74002.png)
∴反比例函数的解析式为y=
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017105034-31512.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017105034-90120.png)
∴A、B两点之间的距离为:
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017105034-43594.png)
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017105028-45185.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017105028-52016.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017105028-15452.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017105029-61024.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017105029-26801.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017105029-53522.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017105029-57550.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017105029-66011.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017105030-93785.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017105022-26317.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017105022-12245.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017105022-71002.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017105022-91549.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017105022-58803.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017105023-88593.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017105009-64843.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017105009-58137.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017105009-67088.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017105009-45703.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017104954-91463.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017104955-85163.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017104955-36633.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017104955-62586.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017104954-91463.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017104955-85163.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017104955-36633.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017104955-79541.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017104955-16600.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017104955-62586.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017104955-79541.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017104955-16600.png)
(1)请写出函数
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017104956-17221.png)
(2)函数 的“镜子”函数是
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017104956-60978.png)
(3)如图7,一条直线与一对“镜子”函数
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017104956-65839.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017104956-34528.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017104957-38218.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017104957-21392.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017104956-34528.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017104957-38218.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017104957-50465.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017104957-73546.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017104958-47893.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017104957-21392.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017104956-34528.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017104957-38218.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017104958-40327.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017104958-92924.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017104958-36259.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017104950-99495.png)
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