如图,已知一次函数
的图像与
轴交于点
,与
轴交于点
,与反比例函数
的图像交于点
,且
,点
在反比例函数的图像上.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/14/51e12934-331b-443a-8de2-fad0e3f611f3.png?resizew=251)
(1)求反比例函数的表达式;
(2)若直线
交
轴于点
,求
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aae342dcb93e0e6f017093cacc5ac977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.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/92a37e8519ea115c1777d031d9963583.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/151f7aef7d0f56e18562f5a4030cf815.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5fdb477180ef879919cf7b7d68f4b9a.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/14/51e12934-331b-443a-8de2-fad0e3f611f3.png?resizew=251)
(1)求反比例函数的表达式;
(2)若直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1fc56c77464a17a1e97b568762a3e2c6.png)
![](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/661ff55b5ebbadfb600989af3cfce2fd.png)
更新时间:2022-12-10 19:30:17
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【推荐1】如图,在平面直角坐标系中,直线AB与x轴,y轴分别交于A,B与反比例函数
(k>0且为常数)在第一象限的图象交于点E,F,过点E作EM⊥y轴于M,过点F作FN⊥x轴于N,直线EM与FN交于点C,若
, 则
____
![](https://img.xkw.com/dksih/QBM/2016/11/2/1574251673935872/1574251679956992/STEM/0bdc2c43624c4145b21fb088e20ff5e9.png)
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![](https://img.xkw.com/dksih/QBM/2016/11/2/1574251673935872/1574251679956992/STEM/1400302089d04b1485f04c33776087b3.png)
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【推荐2】如图,在平面直角坐标系中,点A(0,4)、B(﹣3,0),将线段AB沿x轴正方向平移n个单位得到菱形ABCD.
(1)画出菱形ABCD,并直接写出n的值及点D的坐标;
(2)已知反比例函数y=
的图象经过点D,▱ABMN的顶点M在y轴上,N在y=
的图象上,求点M的坐标;
(3)若点A、C、D到某直线l的距离都相等,直接写出满足条件的直线解析式.
(1)画出菱形ABCD,并直接写出n的值及点D的坐标;
(2)已知反比例函数y=
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9abb3a62e46296c417261156b51ec6b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9abb3a62e46296c417261156b51ec6b4.png)
(3)若点A、C、D到某直线l的距离都相等,直接写出满足条件的直线解析式.
![](https://img.xkw.com/dksih/QBM/2019/5/18/2206157894975488/2209141760843777/STEM/30d627a2c3a641eea64f8aa768667ef2.png?resizew=163)
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【推荐1】如图,在平面直角坐标系中,O为坐标原点.已知反比例函数y=
(k
0)的图象经过点A(2,m),过点A作AB⊥x轴于点B,且△AOB的面积为5.
(1)求k和m的值;
(2)当x≥8时,求函数值y的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9abb3a62e46296c417261156b51ec6b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/392cdb9d30684cce244bef94b8d861b9.png)
(1)求k和m的值;
(2)当x≥8时,求函数值y的取值范围.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/28/fb9519f7-16bc-4e07-9748-7d33d057f518.png?resizew=166)
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【推荐2】如图,在平面直角坐标系
中,反比例函数
的图象
经过点
,过
作
轴的垂线
,垂足为
,且
的面积为1.
(2)若点
也在这个函数的图象上,当
时,求y取值范围
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07854693dd2e33f66030d6106eb6e0ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab03556c333ab0b55fe86c937b2a5763.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ff3e659ef5fef3526c7772f21c68742.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fe95f656b98b53f71a9d72bf0c9a4b9.png)
(2)若点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5efaa483a4a9930ec7d87cceb930d12a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00879cffccc124857ca755a8c345e45f.png)
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【推荐1】如图一次函数
的图象与反比例函数
的图象交于
、
两点.
![](https://img.xkw.com/dksih/QBM/2022/1/6/2894923794464768/2943745622908928/STEM/8bb9c7ef-938a-4bba-914a-acd3fb1d5f0b.png?resizew=185)
(1)求反比例函数和一次函数的解析式;
(2)连接OM、ON,求
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e136e7637543c8ae92c8dcd55b31924.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07854693dd2e33f66030d6106eb6e0ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cda12642d59a5817e8990c43de20535.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f2323707b7886dfa1c6defe99cf5e31.png)
![](https://img.xkw.com/dksih/QBM/2022/1/6/2894923794464768/2943745622908928/STEM/8bb9c7ef-938a-4bba-914a-acd3fb1d5f0b.png?resizew=185)
(1)求反比例函数和一次函数的解析式;
(2)连接OM、ON,求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4f02028a3847c4807c2d3cf0ea7efb8.png)
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【推荐2】已知一次函数
的图象与反比例函数
的图象相交于点
,
.
(2)根据函数图象,直接写出不等式
的解集;
(3)若点C是点A关于x轴的对称点,连接
,
,求
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5d501afbd7542f2f724b658edf39af4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8684443809254c64330bb349b473bda5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5c56dc9cc4397ab5fcd9a689ccce41b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e71042fa764c92906ccd817596ccee4c.png)
(2)根据函数图象,直接写出不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7de35695e213fbff980241bae1fed8b.png)
(3)若点C是点A关于x轴的对称点,连接
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
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