平面直角坐标系
中,点
是反比例函数
的图象与直线
的交点.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/31/f440fb91-cc0e-42e4-9742-2d26459e60df.png?resizew=208)
(1)求
和
的值;
(2)已知点
,过点
作垂直于
轴的直线,交直线
于点
,交函数
图象于点
.
①当
时,求
的度数;
②若
,结合图象,直接写出
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/167df7a654b81f747bb8b6380b62410c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07854693dd2e33f66030d6106eb6e0ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ab466aedd6e176088d8dee7bc3e3aaa.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/31/f440fb91-cc0e-42e4-9742-2d26459e60df.png?resizew=208)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(2)已知点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9ef482680a294c90864d00e97d8b099.png)
![](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/5ab466aedd6e176088d8dee7bc3e3aaa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07854693dd2e33f66030d6106eb6e0ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
①当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be604061cf1591f7069472269d4c9719.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fabb884dc5f9609de491245463bbe9a.png)
②若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb3a2586d683d9056b3b00b23370d3bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
更新时间:2024-01-04 13:49:51
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【推荐1】如图,在Rt△ABC中,∠BAC=90°,AB=AC,E,D分别是BC,AC上的点,且∠AED=45°
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【推荐2】如图,在平面直角坐标系中,直线y=x+2与x轴、y轴分别交A,B两点.与直线y
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①若点P在线段DA上,且△ACP的面积为10,求t的值;
②是否存在t的值,使△ACP为等腰三角形?若存在,求出t的值;若不存在,请说明理由.
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![](https://img.xkw.com/dksih/QBM/editorImg/2022/7/14/5315f8dd-33f8-453f-8c3d-9974feed3644.png?resizew=251)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a162dc68b1f6889351e5727b6d2d014e.png)
①若点P在线段DA上,且△ACP的面积为10,求t的值;
②是否存在t的值,使△ACP为等腰三角形?若存在,求出t的值;若不存在,请说明理由.
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【推荐1】
在平面直角坐标系中的位置如图所示,
,
,
三点在格点上.
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(1)作出
关于
轴对称的
,
(2)
的面积为________;
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轴上作点
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最小,并求出最小值
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
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(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4310db23fc79936c7182361e652bab1a.png)
(3)在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb026064f722ee4bfd7ffd84551306da.png)
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【推荐2】如图,在平面直角坐标系中,△AOB的顶点O是坐标原点,点A的坐标为(4,4),点B的坐标为(6,0),动点P从O开始以每秒1个单位长度的速度沿y轴正方向运动,设运动的时间为t秒,过点P作PN∥x轴,分别交直线AO,直线AB于点M,N.
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【推荐1】已知关于
的一元二次方程
,其中
,
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分别为
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的形状,并说明理由;
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(1)如果
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【推荐2】如图所示,A城与C城的直线距离为60公里,B城与C城的直线距离为80公里,A城与B城的直线距离为100公里.
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到三座城市A,B,C的距离相等,则加油站
点一定是
三条______的交点;(请在以下选项中选出正确答案并将对应选项序号填写在横线上:①中线②高线③角平分线④垂直平分线)
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【推荐1】如图,一次函数
的图像与反比例函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05621b18b7ffc991d9f30380e2e08fea.png)
的图像交于点
,与y轴交于点B,与x轴交于点
.
(1)求k与m的值;
(2)点P是x轴正半轴上一点,若
,求
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f2e96e3376efce493e077287604f59a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05621b18b7ffc991d9f30380e2e08fea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dba87833636efdc4dd13e6df0d4fe501.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26e6838dc464611179425b52c702a17c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/297a82af1a368e0905c3924321be86ae.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/6/8/779f19d9-4ae1-4f22-b4f8-612c4b1ea8b5.png?resizew=193)
(1)求k与m的值;
(2)点P是x轴正半轴上一点,若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1a12cd60f03184c7804ac7eafbe6646.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2205cffebf8c4d5f81d15ed7b85c8936.png)
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【推荐2】如图,一次函数
的图象与反比例函数
的图象相交于
和
两点,一次函数
图象分别与x轴,y轴交于E,D两点,过A作
轴,垂足为C,连接OB.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/9/e25e8646-99b9-4af4-be8a-0018b85a7e29.jpg?resizew=181)
(1)求一次函数解析式和反比例函数解析式;
(2)点P为反比例函数图象上一点,若
,求点P的坐标.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/715416015a9634f5eafe3d399987d837.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d105b74c40724a7da626e7c42afbf5fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c4337585f86e341ae919e5d76eb2e95.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff241041fc97615819fd20b642b27302.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/715416015a9634f5eafe3d399987d837.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2241bd71e0c20867029e489f9ba655d.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/9/e25e8646-99b9-4af4-be8a-0018b85a7e29.jpg?resizew=181)
(1)求一次函数解析式和反比例函数解析式;
(2)点P为反比例函数图象上一点,若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e950570be5424de2b0646c2a2d27e982.png)
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