如图,点
和点
是反比例函数
图象上的两点,点
在反比例函数
的图象上,分别过点
,
作
轴的垂线,垂足分别为点
,
,连接
交
轴于点
,
.
的值;
(2)若点
的横坐标为
,连接
,
,求四边形
的面积;
(3)设点
的横坐标为
,点
的纵坐标为
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c52b5dbd78dc5d015c0ca294005f2b58.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03517310ea1e913f709753592ac65ffd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2603a6d9ebf70ba345aada96d8615be3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.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/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7de966c316db1013defc56372fcf814e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(2)若点
![](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/a299d2b999568e80be8005565ba209a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68a83fdd2ba72a2dba0b6b10bb3e06b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae377da59f1e63a42c8f90692b706c31.png)
(3)设点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2ab8c80386eaecc2eb6de8a828bbeaf.png)
更新时间:2024-05-05 19:58:33
|
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解答题-问答题
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适中
(0.65)
【推荐1】如图,在四边形OABC中,BC∥AO,∠AOC=90°,点A(5,0),B(2,6),点D为AB上一点,且
,双曲线y1=
(k1>0)在第一象限的图象经过点D,交BC于点E.
(1)求双曲线的解析式;
(2)一次函数y2=k2x+b经过D、E两点,结合图象,写出不等式
<k2x+b的解集.
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d77e4ec542fc19c2f918dcba6b25b78.png)
(1)求双曲线的解析式;
(2)一次函数y2=k2x+b经过D、E两点,结合图象,写出不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d77e4ec542fc19c2f918dcba6b25b78.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/17/906f2e18-5888-45d6-9113-d3abae8be3b9.png?resizew=143)
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解答题-问答题
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适中
(0.65)
【推荐2】如图,在平面直角坐标系中,直线
与x轴、y轴分别相交于点A、点B,连接
,以
为边长作正方形
.
(1)求正方形
的面积;
(2)求点D的坐标;
(3)若双曲线
在第二象限经过点D,过点C作
轴于点F,交曲线于点E,求
的长.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78b5062be5cf27ae8089ad0c25d1b7c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/9/1/35d589e9-b65b-4aea-b24d-801e0b80fd87.png?resizew=192)
(1)求正方形
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
(2)求点D的坐标;
(3)若双曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07854693dd2e33f66030d6106eb6e0ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f425c7db35f8f3b7cac4b534afe2d4ad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
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解答题-问答题
|
适中
(0.65)
名校
【推荐1】如图,∠ACB=90°,AC=BC,AD⊥CE,BE⊥CE,垂足分别为D,E,AD=2.5cm,BE=0.8cm.求DE的长.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/14/1eb592dd-3e80-4e20-b5be-072daaa57284.png?resizew=157)
您最近一年使用:0次
解答题-证明题
|
适中
(0.65)
【推荐2】如图,在梯形
中,
,
为
的中点,
交
于点
.
(1)求证:
;
(2)当
,且
平分
时,求
的长.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4adf90a8c2b29334cdc5aa5b554991f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48418f8d42bfc379ed5edcffbdb5eaea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c197d8b99f2eb7477947e53461b5d548.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7007a86146dc3b46e17e592c6df4438e.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e419f80904b0ff4bf993028fe6c437c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d39b8d91afc34e4a9b0fdbb6bafb9087.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/8/c2044649-154c-4c62-b3d8-e852f9ba71aa.png?resizew=168)
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