已知一次函数
与反比例函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05621b18b7ffc991d9f30380e2e08fea.png)
的图象相交于点
和点
.
(2)若点P在x轴上,且
的面积为
,求点P的坐标;
(3)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/05621b18b7ffc991d9f30380e2e08fea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1466e8963e35fff7ec29941d6de4475.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be293c4502d5aebd0b875d469a781a50.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43d77cbdb3202aec42d2f2eb47e57371.png)
(2)若点P在x轴上,且
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2205cffebf8c4d5f81d15ed7b85c8936.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8da45c443af7994a26ffa9d8894e7262.png)
(3)结合图象直接写出不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/baf2d21926a454061f49c0cbaccea977.png)
更新时间:2023-01-05 16:24:25
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相似题推荐
解答题-问答题
|
较难
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解题方法
【推荐1】如图,抛物线
交于
轴于
两点(点
在点
的左侧),且
两点的横坐标分别是
和2,交
轴于点
,且
的面积为24.
(1)求抛物线的解析式.
(2)如图1,若
,过点
作
交
轴于点
,点
是抛物线上
下方的一动点,连接
,求
面积的最大值以及最大值时点
的坐标.
(3)如图2,将原抛物线向右平移4个单位长度,得到新的抛物线
,平移后的抛物线与原抛物线的交点为
.在(2)的条件下,在直线
上是否存在一点
,在平面直角坐标系中是否存在一点
,使得以
为顶点的四边形是菱形?若存在,直接写出点
的坐标,若不存在,说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a90385c676848de67293e3ed6bc000fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.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/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01317332a203c898536b1d0459f51d23.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/15c0dbe3c080c4c4636c64803e5c1f76.png)
(1)求抛物线的解析式.
(2)如图1,若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d20b4743ae3afbd9192b22732881a91d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1912c4e0fe478ba402a887fdc759d3f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bed391ab757e54f382655d314a90eb92.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7cff7399ecc698e2fb415147c96d0d03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
(3)如图2,将原抛物线向右平移4个单位长度,得到新的抛物线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/047c96a12dfa8588b920c7e109c05efd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/044cf201f9a978616e66883c97a76cf0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/5/94743d20-717b-4e76-91ee-199e36e29180.png?resizew=400)
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【推荐2】如图1,在平面直角坐标系中,直线
与
交于点
,且分别交x轴于A、C两点.
(2)在直线
上找一点D,使得
是
的面积的2倍,求出点D的坐标;
(3)y轴上有一动点P,直线
上有一动点M,点N在平面上,若四边形
是正方形,求出点N的坐标.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/378c70d9e30f135b3b977226b27a8f86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0c2f46ebb5f431c5bf0087d82697725.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80a0066672fdf6e591b842847e5a6c7c.png)
(2)在直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab2a2834d80ff574e79eae8ca8d4e94f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2b83beedb3438153e6f728545fe3e03.png)
(3)y轴上有一动点P,直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92e6f84f2a5721303019f158d860cd5b.png)
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【推荐1】如图,已知线段
,
,
,现将线段
沿y轴方向向下平移得到线段
.直线
过M、N两点,且M、N两点恰好也落在双曲线
的一条分支上,
(1)求反比例函数和一次函数的解析式;
(2)① 直接写出不等式
的解集;
② 若点P是y轴上一点,且
的面积为8.5,请直接写出点P的坐标;
(3)若点
,
在双曲线
上,试比较
和
的大小.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c179fe7eff7abfdd092b63c9c1b82d0c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7528ad73194f704abb638a90a7df8c4b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cc04e392ce536a30fe29b233ff866d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0953f4a49fe985dab459c5d85f294c0e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/9/12/f68ec9a2-434b-4eb1-8884-35cc22fb9e8c.png?resizew=200)
(1)求反比例函数和一次函数的解析式;
(2)① 直接写出不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d8653a88b02d31b42be8241a5943a71.png)
② 若点P是y轴上一点,且
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1ed4c4e8edbd179f3fc38a6653f18c1.png)
(3)若点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4987c5c89c1a151b54fe1ba12ffc4c77.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24dab5f10cafa1bd3d0640b47b7c9c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0953f4a49fe985dab459c5d85f294c0e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
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【推荐2】如图,点
,
在反比例函数
的图象上,
轴于点
,
轴于点
,
.
(1)求
,
的值并写出反比例函数的表达式;
(2)连接
,已知在线段
上存在一
点,使
的面积等于5,请求出点
的坐标.
(3)设
是
轴上的一个动点,是否存在点
使得的
的周长最小?若存在,求出点
的坐标;若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3956b653921dff43c77ce15f89e6944.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b35ee61ee35ce9f7c2f2002c02fb0a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07854693dd2e33f66030d6106eb6e0ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5d3a0273d1f3046dfad2086d0df56c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05b45db8dd8768994af51206565379fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40560ea08d6cd8c1d4d9661ee6faaa3b.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
(2)连接
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e52a8f07834cbbbe4224962672fbbb2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc3814287dbb60d478bffc5366f9928b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
(3)设
![](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/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2694c32ca1e120e988012b7ecd74f625.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/20/a75de7bd-8f5f-44cc-92c8-02977e398e4f.png?resizew=182)
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名校
【推荐1】如图1,在平面直角坐标系中,
,经过A,B两点的直线与反比例函数
在第一象限内的图象交于点D,经过A,C两点的直线与反比例函数
在第一象限内的图象交于点E,已知点D的坐标为(3,5).
![](https://img.xkw.com/dksih/QBM/editorImg/2022/8/25/e9301afb-3ac1-4e91-912e-273bdc545875.png?resizew=203)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/8/25/b1a5794c-77da-4138-876e-e994e44bb036.png?resizew=214)
(1)求直线AC的解析式及E点的坐标;
(2)若
轴上有一动点F,直线AB上有一动点G.当
最小时,求
周长的最小值;
(3)如图2,若
轴上有一动点Q,直线AB上有一动点
,以Q,P,E,D四点为顶点的四边形为平行四边形时,直接写出P点到直线AC的距离.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7af02210816944d54dda5120358e7ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07854693dd2e33f66030d6106eb6e0ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07854693dd2e33f66030d6106eb6e0ee.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/8/25/e9301afb-3ac1-4e91-912e-273bdc545875.png?resizew=203)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/8/25/b1a5794c-77da-4138-876e-e994e44bb036.png?resizew=214)
(1)求直线AC的解析式及E点的坐标;
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87a0fb4cde3b5ad25667ec22811c9b42.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36e5e61804ce550636a0354e0a78a22d.png)
(3)如图2,若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
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【推荐2】对于两个不同的函数,通过加法运算可以得到一个新函数,我们把这个新函数称为两个函数的“和函数”.例如:对于函数
和
,则函数
,
的“和函数”
.
(1)已知函数
和
,这两个函数的“和函数”记为
.
①写出
的表达式,并求出当x取何值时,
的值为
;
②函数
,
的图象如图①所示,则
的大致图象是______.
A.
B.
C.
D.
(2)已知函数
和
,这两个函数的“和函数”记为
.
①下列关于“和函数”
的性质,正确的有______;(填写所有正确的选项)
A.
的图象与x轴没有公共点
B.
的图象关于原点对称
C.在每一个象限内,
随x的值增大而减小
D.当
时,随着x的值增大,
的图像越来越接近
的图象
②探究函数
与一次函数
(
为常数,且
图象的公共点的个数及对应的k的取值范围,直接写出结论.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14ff206d48c26c836ddeecebb83f8b74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1561781f38b03f4203a45fad14f36b6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54015ff5b49e3283901da1291b6b921d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46f6872ffb1934339c53c2c2282d5889.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14bb7a86cd815df0b4e31770a12f68cb.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/7/12/ce3fe449-0158-4988-8979-b38932f570cd.png?resizew=145)
(1)已知函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f590ccda2e6bff92dc38d7236a0d4d77.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9847b6bfdb1043425f70b9df143c379d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9314bd1d7a6e070f4f2428f9a321804e.png)
①写出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9314bd1d7a6e070f4f2428f9a321804e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9314bd1d7a6e070f4f2428f9a321804e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/533a7b702ada1dd80123e4041271d521.png)
②函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54015ff5b49e3283901da1291b6b921d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46f6872ffb1934339c53c2c2282d5889.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9314bd1d7a6e070f4f2428f9a321804e.png)
A.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/7/12/0f7f4087-1477-4b71-8144-afbd21b2b01d.png?resizew=135)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/7/12/be2caad0-e534-4404-8a19-eaa7cd150085.png?resizew=135)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/7/12/ba59c5a5-5264-46cd-a80e-4c9eeb6c339a.png?resizew=135)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/7/12/118cb8b3-483e-44f0-8771-d1e9937ac9a9.png?resizew=135)
(2)已知函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fd039aac69a677183bacf296eacdf0a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d274f3184373a4a8716a0aabb00110f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9076e49b40d78ba58c352d7c8ae0efec.png)
①下列关于“和函数”
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9076e49b40d78ba58c352d7c8ae0efec.png)
A.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9076e49b40d78ba58c352d7c8ae0efec.png)
B.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9076e49b40d78ba58c352d7c8ae0efec.png)
C.在每一个象限内,
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9076e49b40d78ba58c352d7c8ae0efec.png)
D.当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9076e49b40d78ba58c352d7c8ae0efec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fd039aac69a677183bacf296eacdf0a.png)
②探究函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc0218391757871723fa717351f57b6b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/023ab3a7eb0f59993c7608576e47c0f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/103b6ff65be79b98e05c368ddcae533c.png)
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解答题-作图题
|
较难
(0.4)
【推荐3】类比一次函数和反比例函数的学习经验,某数学实验小组尝试探究“
的函数图像与性质”,进行了如下活动.
(1)【小组合作:讨论交流】
同学甲说:“我们可以从表达式分析,猜想图像位置.”
同学乙回应道:“是的,因为自变量
的取值范围是 ,所以图像与
轴不相交.”
同学丙补充说:“又因为函数值
大于0,所以图像一定在第 象限.”
……
(2)【独立操作:探究性质】
在平面直角坐标系中,画出
的图像.
①函数
的图像是两条曲线;
②该函数图像关于______________对称;
③图像的增减性是__________________;
④同学丁说:“将第二象限的曲线绕原点顺时针旋转
后,与第一象限的曲线重合.”请你判断同学丁的说法是否正确?若错误,举出反例;若正确,请说明理由.
(3)【拓展探究:综合应用】
直接写出不等式
的解集是____________________.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44c2e8697fef91db7c2696ecdf1299ba.png)
(1)【小组合作:讨论交流】
同学甲说:“我们可以从表达式分析,猜想图像位置.”
同学乙回应道:“是的,因为自变量
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
同学丙补充说:“又因为函数值
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
……
(2)【独立操作:探究性质】
在平面直角坐标系中,画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44c2e8697fef91db7c2696ecdf1299ba.png)
①函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44c2e8697fef91db7c2696ecdf1299ba.png)
②该函数图像关于______________对称;
③图像的增减性是__________________;
④同学丁说:“将第二象限的曲线绕原点顺时针旋转
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c02b54dc6b3e1bb6544f47d4c8743fcf.png)
(3)【拓展探究:综合应用】
直接写出不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e8a24d6bce23797bcf901110c458007.png)
您最近一年使用:0次
解答题-问答题
|
较难
(0.4)
【推荐1】如图,在平面直角坐标系
中,
的边
垂直于x轴,垂足为点B,反比例函数的图象经过
的中点C,交
于点D.若点D的坐标为
,且
.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/3/4b9bef68-35fa-4119-8a69-d34bd3983deb.png?resizew=199)
(1)求反比例函数
的解析式;
(2)求经过C,D两点的直线所对应的函数解析式;
(3)设点E是线段
上的动点(不与点C,D重合),过点E且平行于y轴的直线l与反比例函数的图象交于点F,求
面积的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2b83beedb3438153e6f728545fe3e03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2c3d2cba96f6f03520c0b3f6e4da03e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cf8a3f6968a92a3678a316dd305a7c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0d5a2cd05e4476fc72271e8fdb59a9a.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/3/4b9bef68-35fa-4119-8a69-d34bd3983deb.png?resizew=199)
(1)求反比例函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07854693dd2e33f66030d6106eb6e0ee.png)
(2)求经过C,D两点的直线所对应的函数解析式;
(3)设点E是线段
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dcc869125145c0139d92490a41bd3918.png)
您最近一年使用:0次
解答题-问答题
|
较难
(0.4)
【推荐2】如图,一次函数
的图象与反比例函数
的图象交于点
两点.
(2)连接
并延长交双曲线于点C,点D为y轴上一动点,点E为直线
上一动点,连接
,求当
最小时点D的坐标;
(3)在(2)的条件下,连接
,点M为双曲线上一动点,平面内是否存在一点N,使以点B,D,M,N为顶点的四边形为矩形?若存在,请直接写出点N的坐标;若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86c7315e2fd3dbaa373497dda1d3695b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6ae81e7fe93c1834a61056b16843041.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d53ae01359b79a7e5456caf4bbfd225a.png)
(2)连接
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2c3d2cba96f6f03520c0b3f6e4da03e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6133eabdbf558dc055b1ae7304c4c6d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acba5130efaaa2784cd0c85b8e055fa0.png)
(3)在(2)的条件下,连接
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
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