直线
与双曲线
交于点
,点
,与坐标轴分别交于点
和点
,
.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/12/63686712-31dd-4c35-940e-89326597cbea.png?resizew=156)
(1)求直线
的解析式.
(2)在
轴上求出点
,使以
为顶点的三角形与
相似.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c15fb18163df0690365a0d2e7ee88f5a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80ff6ca15946b9c0b2e5ebaf9eff533c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ff3e659ef5fef3526c7772f21c68742.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4592b4247c76f718e80834b98c2045a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/846071242f981289741ad19f4e7190cf.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/12/63686712-31dd-4c35-940e-89326597cbea.png?resizew=156)
(1)求直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
(2)在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/052d8d89e2411dedb7e1276a72a2ace7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4459eaa92f139d29880307b21e9b7611.png)
2019·四川·三模 查看更多[3]
2019年四川省南充市中考三模数学试题四川省南充市2018-2019学年九年级第三次诊断性检测数学试题(已下线)第6章 反比例函数(单元测试·基础卷)-2023-2024学年九年级数学上册基础知识专项突破讲与练(北师大版)
更新时间:2019-07-17 09:19:58
|
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解答题-问答题
|
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(0.85)
【推荐1】如图,已知反比例函数
与一次函数
的图像在第一象限内相交于点
.
![](https://img.xkw.com/dksih/QBM/2022/11/29/3120187478556672/3121961466617856/STEM/ffac86ed5f1643718251a76e29d06011.png?resizew=126)
(1)试确定这两个函数的表达式;
(2)直接写出不等式
的解集.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45bd7e92dae1e0c2af6c33d5e202f544.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07565f10847840e0fb07b05218ad17fa.png)
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(1)试确定这两个函数的表达式;
(2)直接写出不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d381cb085382972c8a0030177ccf653.png)
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名校
【推荐2】如图所示,直线AB与双曲线y=
交于A,B两点,直线AB与x、y坐标轴分别交于C,D两点,连接OA,若OA=2
,tan∠AOC=
,B(﹣3,m)
(1)分别求一次函数与反比例函数式.
(2)连接OB,在x轴上求点P的坐标,使△AOP的面积等于△AOB的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d6eb294f1e03122b715424e6b68cc99.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50690dab38f4512eb72e18b7f86cf6f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf31876698721a199c7c53c6b320aa86.png)
(1)分别求一次函数与反比例函数式.
(2)连接OB,在x轴上求点P的坐标,使△AOP的面积等于△AOB的面积.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/10/28/0d329f46-5cdf-40c6-acc9-68852112b1d2.png?resizew=127)
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解答题-证明题
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(0.85)
【推荐2】如图,在
与
中,点
,
分别在边
,
上,且
,若__________,则
.请从①
;②
这2个选项中选择一个作为条件(写序号),并加以证明.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
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