题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094519-36485.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094520-18759.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094520-34773.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094520-62828.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094520-11657.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094520-48254.png)
A.2 B.3 C.4 D.6
答案
解析
试题分析:因为A、B是双曲线
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094519-36485.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094520-18759.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094520-34773.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094521-90535.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094521-88431.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094521-81740.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094521-74769.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094522-59064.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094522-51357.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094522-93406.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094522-51842.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094523-72897.png)
点评:该题分析较为复杂,是常考的知识点,主要考查学生对一次函数解析式的求解以及图形面积的割补表示方法。
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094513-24036.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094514-46177.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094514-40362.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094514-61450.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094514-86318.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094515-92811.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094507-13328.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094507-86877.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094507-23001.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094507-54151.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094507-94340.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094508-77359.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094508-79021.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094507-13328.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094507-94340.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094508-14203.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094508-65272.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094508-19743.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094508-20553.png)
(1)求反比例函数和一次函数的解析式;
(2)观察图象,请写出在
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094508-14203.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094508-15161.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094509-81463.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094458-27659.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094458-69811.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094459-51469.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094459-49776.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094459-96490.png)
(1)求
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094459-86311.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094500-97652.png)
(2)“
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094458-69811.png)
(3)如果小长方形中
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094500-97652.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094500-14722.png)
求其相邻边长的范围.
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094449-14782.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094449-50357.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094449-30451.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094449-69793.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094450-17133.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094450-53240.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094442-43365.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094442-14076.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094442-82729.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094442-41799.png)
(1)求
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094443-11106.png)
(2)求直线AB的函数解析式;
(3)若点
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094443-94127.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094443-27026.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094442-82729.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094443-36122.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017094443-27026.png)
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