如图,在矩形OABC中,
,
,F是AB上的一个动点,F不与A、B重合,过点F的反比例函数
的图象与BC边交于点E.
![](https://img.xkw.com/dksih/QBM/2019/11/29/2344257590755328/2344328798101504/STEM/2d39034ecc99481396a195c924211713.png?resizew=186)
(1)当F为AB的中点时,求该函数的解析式;
(2)当k为何值时,
的面积为
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f2b1f4120365cb6ee4925fe417563f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e62dfe60e2f098c466a048b982151365.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07854693dd2e33f66030d6106eb6e0ee.png)
![](https://img.xkw.com/dksih/QBM/2019/11/29/2344257590755328/2344328798101504/STEM/2d39034ecc99481396a195c924211713.png?resizew=186)
(1)当F为AB的中点时,求该函数的解析式;
(2)当k为何值时,
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b36a6e665213c7e119c0596bf6335ed7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf31876698721a199c7c53c6b320aa86.png)
2017·广东广州·一模 查看更多[4]
2017年广东省广州市花都区中考数学一模试卷【全国市级联考】河南省洛阳市2018届九年级中考数学三模试题(已下线)【新东方】初中数学300【2018年】【初三上】(已下线)专题10 一次函数与反比例函数综合题-决胜2020年中考数学压轴题全揭秘精品(河南)
更新时间:2019-11-29 14:12:03
|
【知识点】 反比例函数与几何综合解读
相似题推荐
解答题-问答题
|
适中
(0.65)
【推荐1】如图,在平面直角坐标系
中,一次函数
的图象与
轴相交于点
,与
轴相交于点
,与反比例函数图象相交于点
,且
.
![](https://img.xkw.com/dksih/QBM/2013/6/25/1573667070132224/1573667076325376/STEM/739839154d114467a4a658e8ac5565b5.png)
(1)求反比例函数的解析式;
(2)若点
在
轴上,且
的面积等于12,直接写出点
的坐标.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b3c0281204d95b49ec4dce06fb6f3dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5181b97a7e43959b8455680157c3b644.png)
![](https://img.xkw.com/dksih/QBM/2013/6/25/1573667070132224/1573667076325376/STEM/739839154d114467a4a658e8ac5565b5.png)
(1)求反比例函数的解析式;
(2)若点
![](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/65fdc093d28a0fa227243c52179ff5a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
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解答题-问答题
|
适中
(0.65)
【推荐2】如图,正方形
和正方形
的中心均与平面直角坐标系的原点
重合,边分别与坐标轴平行,且
,反比例函数
的图象在第二象限的部分与正方形
交于点
,且经过正方形
的顶点
,已知图中阴影部分的面积为
.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/29/9e68aa7a-2135-4cef-b758-dab106eb0660.png?resizew=179)
(1)求反比例函数的解析式;
(2)求点
的坐标.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/611f100dcfa7803db6eb233e2e7f2dab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b99d168bb78d806661f617036145692.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07854693dd2e33f66030d6106eb6e0ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/611f100dcfa7803db6eb233e2e7f2dab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73465a1f9aa03481295bf6bd3c6903ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb69696a695cdb5e352d5dbbb7182b9a.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/29/9e68aa7a-2135-4cef-b758-dab106eb0660.png?resizew=179)
(1)求反比例函数的解析式;
(2)求点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
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