如图,点
和点
是反比例函数
图像上的两点,一次函数
的图像经过点
,与
轴交于点
,与
轴交于点
,过点
作
轴,垂足为
,连接
.已知
与
的面积满足
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/16/ea513909-aef3-486a-900d-b56938f3e8d4.png?resizew=221)
(1)求
;
(2)已知点
在线段
上,当
时,求点
的坐标.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/feac7574b352b5f4477266cd11a8935d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6aad479dd5a9e9f79af469e59d4cb94a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e98f7e17f36fc8f955290ffdb0a75b73.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.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/3d84acd3c96e20c0ce064aac125f7fe2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70dceafe558f74a53631f42ca3c3d489.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fe95f656b98b53f71a9d72bf0c9a4b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32e00bf73d03dded1cf5f83cc5339361.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd1abfd9add45b3bf6106c069df5f65f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/16/ea513909-aef3-486a-900d-b56938f3e8d4.png?resizew=221)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)已知点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54695f96e6f365b0cc79b3ceaf5d26cc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a299d2b999568e80be8005565ba209a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b957b6938d849d6cfbea1a6db28d359.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
2021·广东广州·一模 查看更多[4]
2021年广东省广州大学附属中学重点班中考数学模拟试卷(4月份)(已下线)专题22 相似三角形与函数的综合-2023年中考数学二轮复习核心考点专题提优拓展训练河南省洛阳偃师中成外国语学校2022-2023学年九年级下学期第二次月考数学 (2)试题(已下线)数学(江苏苏州B卷)-学易金卷:2022-2023学年八年级下学期期中考前必刷卷
更新时间:2023-03-15 17:31:46
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相似题推荐
解答题-问答题
|
较易
(0.85)
【推荐1】如图,一次函数
的图象与
轴交于点
,与
轴交于点
,与正比例函数
的图象交于点
,且点
的纵坐标为
.
的横坐标及
的面积;
(2)结合图象直接写出不等式
的解集.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c15fb18163df0690365a0d2e7ee88f5a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/428426e7f2ee0502b555a87a5cef6cb7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc878a5fd7b508cf817cbb65d3940547.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5cca39b30b0b8e769293e13546b91f35.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b2a698891d42c70b597f0da4f215f09.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2bbf9680f74a9ac5d934304654ce2771.png)
(2)结合图象直接写出不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a83b81d719a06cd609f4ca928bd7239.png)
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【推荐2】已知正比例函数的图像如图所示.
(1)求此正比例函数的解析式;
(2)若一次函数图像是由(1)中的正比例函数的图像平移得到的,且经过点
,求此一次函数的解析式.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/6/2/a3c3f942-bda3-49df-b8b4-39b27b549c39.png?resizew=146)
(1)求此正比例函数的解析式;
(2)若一次函数图像是由(1)中的正比例函数的图像平移得到的,且经过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5265d99095b635f62c7915298ec0e963.png)
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名校
【推荐1】如图,在平面直角坐标系xOy中,反比例函数y=
的图象与一次函数y=﹣x+2的图象的一个交点为A(﹣2,m).
(1)求m的值并写出这个反比例函数的表达式;
(2)如果一次函数y=﹣x+2的图象与x轴交于点B(n,0),请确定当x<n时,对应的反比例函数y=
的函数值的范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9abb3a62e46296c417261156b51ec6b4.png)
(1)求m的值并写出这个反比例函数的表达式;
(2)如果一次函数y=﹣x+2的图象与x轴交于点B(n,0),请确定当x<n时,对应的反比例函数y=
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9abb3a62e46296c417261156b51ec6b4.png)
![](https://img.xkw.com/dksih/QBM/2019/2/25/2148295696793600/2153799055523840/STEM/f82994052f904703add8e7f710ff824a.png?resizew=184)
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【推荐2】如图,过点P(2,
)作
轴的平行线交
轴于点
,交双曲线
(
)于点
,作
交双曲线![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e45bcd8f6ede8cc2513ad41402f40086.png)
(
)于点
,连结
.已 知![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8049c23c469f6fc5ecb5dcc35f7e05b9.png)
![](https://img.xkw.com/dksih/QBM/2011/12/20/1573311289294848/1573311326453760/STEM/5dd4588d39f24813af7305ab5c276ec4.png?resizew=171)
(1)求
的值.
(2)设直线MN解析式为
,求不等式
≥
的解集;
![](https://img.xkw.com/dksih/QBM/2011/12/20/1573311289294848/1573311326453760/STEM/e7290b2c35fa4ef09d42a3a4a2b158e6.png?resizew=25)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07854693dd2e33f66030d6106eb6e0ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a12f8ec8cfb587502133e4af9a97a0a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e45bcd8f6ede8cc2513ad41402f40086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07854693dd2e33f66030d6106eb6e0ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d50703c46b6153945d718b198f03b4b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8049c23c469f6fc5ecb5dcc35f7e05b9.png)
![](https://img.xkw.com/dksih/QBM/2011/12/20/1573311289294848/1573311326453760/STEM/5dd4588d39f24813af7305ab5c276ec4.png?resizew=171)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(2)设直线MN解析式为
![](https://img.xkw.com/dksih/QBM/2011/12/20/1573311289294848/1573311326453760/STEM/d73531fc7e1e4f5a9666a3f084f8b600.png?resizew=69)
![](https://img.xkw.com/dksih/QBM/2011/12/20/1573311289294848/1573311326453760/STEM/2c5b834acfdc43eba226f6ce39e79b3c.png?resizew=16)
![](https://img.xkw.com/dksih/QBM/2011/12/20/1573311289294848/1573311326453760/STEM/dbaf2d0b1d0b463081d52a1e4454d1dd.png?resizew=44)
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解答题-问答题
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【推荐1】如图,反比例函数
和一次函数
的图象相交于点
和点
,且点
的横坐标为
,点
的纵坐标为
.过点
作
轴于点
,
的面积为
.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/11/ad81681b-8990-4137-b798-429a03a743c0.png?resizew=215)
(1)求反比例函数和一次函数的表达式;
(2)直接写出不等式
的解集.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07854693dd2e33f66030d6106eb6e0ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e136e7637543c8ae92c8dcd55b31924.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaa19de263700a15fcf213d64a8cd57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acbc6a613224461ade69362d46550474.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b94a10a0648d716efcc0b0dfc1f493d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65a9354a07397b21c33820fc2590e814.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaa19de263700a15fcf213d64a8cd57.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/11/ad81681b-8990-4137-b798-429a03a743c0.png?resizew=215)
(1)求反比例函数和一次函数的表达式;
(2)直接写出不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51a36f049ef76c1515098ed2eb685721.png)
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【推荐2】如图,一次函数
与反比例函数
的图象交于
,
两点.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/9/4/34ac72ef-601f-4f43-8a7f-8018106e9bce.png?resizew=213)
(1)直接写出n值和反比例函数的解析式;
(2)根据所给条件,请直接写出不等式
的解集;
(3)过点B作
轴,垂足为C,连接
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c15fb18163df0690365a0d2e7ee88f5a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05621b18b7ffc991d9f30380e2e08fea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2bc59979afc2620b046822c643391168.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86d10a77523170dc7f1abc6a3091636e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/9/4/34ac72ef-601f-4f43-8a7f-8018106e9bce.png?resizew=213)
(1)直接写出n值和反比例函数的解析式;
(2)根据所给条件,请直接写出不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/baf2d21926a454061f49c0cbaccea977.png)
(3)过点B作
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05b45db8dd8768994af51206565379fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5cbff84327e964f912a54032e76ccc9.png)
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