如图点
在函数
(
是常数,
,
)的图象上,将点
先向下平移4个单位,再向右平移2个单位,得点
,点
恰好落在函数
的图象上.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/13/5595f27e-60c7-416c-b2fa-b4049f96a813.png?resizew=165)
(1)求函数
的解析式;
(2)连接
,
,
,求
的面积;
(3)一次函数
(
,
是常数,
)经过
,
两点,直接写出
时,
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31f1014216cfe274e4ca9787842ba3de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a249a4460b4edd504ae4dfecccd032bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6defc43285a40f7ccb74c1cc04265eba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1326c3aac61397f6be2d46bfbb8fe917.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.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/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54015ff5b49e3283901da1291b6b921d.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/13/5595f27e-60c7-416c-b2fa-b4049f96a813.png?resizew=165)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54015ff5b49e3283901da1291b6b921d.png)
(2)连接
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4113c492885ba7c47fe42ac792578f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b90e0f35eda1a729fed485f83da5ea9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fe95f656b98b53f71a9d72bf0c9a4b9.png)
(3)一次函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0bb22b9722cbbca2802610d6e58554e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/423b7ae39db552e60ee8b1d27312306f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f494e4db0034036232b9857b95ca8cb.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/2ac67e9a909472ab852d38d2ec66a1e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
更新时间:2024-01-14 17:27:34
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相似题推荐
解答题-问答题
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真题
【推荐1】(1)先求解下列两题:①如图①,点B,D在射线AM上,点C,E在射线AN上,且AB=BC=CD=DE,已知∠EDM=84°,求∠A的度数;②如图②,在直角坐标系中,点A在y轴正半轴上,AC∥x轴,点B,C的横坐标都是3,且BC=2,点D在AC上,且横坐标为1,若反比例函数
的图象经过点B,D,求k的值.
(2)解题后,你发现以上两小题有什么共同点?请简单地写出.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c596202b6293c0f316bedd3d046df1c3.png)
(2)解题后,你发现以上两小题有什么共同点?请简单地写出.
![](https://img.xkw.com/dksih/QBM/2013/7/29/1573673310117888/1573673316450304/STEM/02a4041d9a6d44539e5852bdc8ffbe16.png)
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【推荐2】如图,在平行四边形
中,
轴,
,原点
是对角线
的中点,顶点
的坐标为
,反比例函数
在第一象限的图象过四边形
的顶点
.
![](https://img.xkw.com/dksih/QBM/2022/12/4/3123829488279552/3128802715475968/STEM/d039d2d1dabe46b7ab4259947bd5d510.png?resizew=178)
(1)求点
的坐标和
的值;
(2)将平行四边形
向上平移,使点
落在反比例函数图象在第一象限的分支上,求平移过程中线段
扫过的面积.
(3)若
、
两点分别在反比例函数图象的两支上,且四边形
是菱形,求
的长.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0714d0369018449e1dfd8e372466c58a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/267ace52b64e1e7dfc5211e033255b7d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b61bb7cb94b4d06f0090df1e365667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45bd7e92dae1e0c2af6c33d5e202f544.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://img.xkw.com/dksih/QBM/2022/12/4/3123829488279552/3128802715475968/STEM/d039d2d1dabe46b7ab4259947bd5d510.png?resizew=178)
(1)求点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(2)将平行四边形
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7d81d09859b280b424855dec3c5ad99.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a5f1641947153c80b987320885a2b57.png)
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解答题-作图题
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名校
【推荐1】定义:点
是x轴上一点,将函数l的图象位于直线
右侧部分,以x轴为对称轴翻折,得到新的函数
的图象,我们称函数
是函数l的相关函数,函数
的图象记作
,函数l的图象未翻折部分记作
,图象
和
合起来记作图象F.例如:函数l的解析式为
,当
时,它的相关函数l的解析式为
.
,当
时,它的相关函数
的解析式为 ;
(2)函数l的解析式为
,当
时,图象F上某点的纵坐标为2,求该点的横坐标.
(3)函数l的解析式为
.
①已知点A、B的坐标分别为
,当
,且图象F与线段
只有一个公共点时,结合函数图象,求a的取值范围;
②若
,点
是图象F上任意一点,当
时,n的最大值始终保持不变,求t的取值范围(直接写出结果).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0f61ad3e36935351e9e67bdb61ad456.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6f7b16d65f1b2b8bea8cf4a83fde925.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13dea1bd3d0dd84b8b6f6ff634c5600c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13dea1bd3d0dd84b8b6f6ff634c5600c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13dea1bd3d0dd84b8b6f6ff634c5600c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57fec8a77d00c7ceb55311eb1f149055.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a2a51944c720568f35d443589dfc1aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a88384d48ff112617ce0319f5670637.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e091cface0c4a22727634eb480562d6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11dec747672851158042b302071f3f14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13dea1bd3d0dd84b8b6f6ff634c5600c.png)
(2)函数l的解析式为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25b4f23770747042d68b0fa011762258.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7aeb9a94e392f6759b18abed89aacc5e.png)
(3)函数l的解析式为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5aa62783dc36c16e8667775fa53954e2.png)
①已知点A、B的坐标分别为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6517c55c813e22e1ae7c27f281ecef3a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7aeb9a94e392f6759b18abed89aacc5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
②若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a09e4cb30f391d56f361646005ff3979.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b367947759b2f4e3b18af1635b5c66e.png)
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【推荐2】如图,已知反比例函数
的图象与正比例函数的图象交于
两点,且点
在第二象限,点
的横坐标为
.过点
作
轴,垂足为点
的面积为
.
(1)求反比例函数的表达式;
(2)若点
是这个反比例函数图象上的点,且
的面积是
面积的
倍,求点
的坐标.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d49d34012ddf68fb981eb4975ac99b9.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/5963abe8f421bd99a2aaa94831a951e9.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/a5d3a0273d1f3046dfad2086d0df56c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9e3ad1f8b18eb814d7fbf4417fea71e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
(1)求反比例函数的表达式;
(2)若点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cd51caff8d6cd6d3478fb4659789d8d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/504388564cf808feff52c16bae297a2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/23/e2c072f3-5bd1-4797-80d5-4b47074f4baa.png?resizew=156)
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解答题-作图题
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【推荐1】如图,正方形网格中,每个小正方形的边长都是一个单位长度,在平面直角坐标系中,△ABC的三个顶点分别是A(5,2),B(5,5),C(1,1).
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/18/558714fa-7ae3-408c-a710-48ad6978e67b.png?resizew=265)
(1)画出△ABC向左平移5个单位得到的△A1B1C1,点A,B,C的对应点分别为点A1,B1,C1,则点A1的坐标为 ;
(2)画出△A1B1C1绕点C1顺时针旋转90°后得到的△A2B2C1,点A1,B1的对应点分别为点A2,B2,则点A2的坐标为 ;
(3)请直接写出四边形A2B2B1C1的面积.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/18/558714fa-7ae3-408c-a710-48ad6978e67b.png?resizew=265)
(1)画出△ABC向左平移5个单位得到的△A1B1C1,点A,B,C的对应点分别为点A1,B1,C1,则点A1的坐标为 ;
(2)画出△A1B1C1绕点C1顺时针旋转90°后得到的△A2B2C1,点A1,B1的对应点分别为点A2,B2,则点A2的坐标为 ;
(3)请直接写出四边形A2B2B1C1的面积.
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【推荐2】如图,在平面直角坐标系中,点A,点B的坐标分别为
,
.现将点A,点B分别向上平移2个单位长度,再向右平移1个单位长度,得到点A,点B的对点C,D,连接
,
,
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/8/12/0ed47738-65e2-44bb-a0dc-fb9f32bca883.png?resizew=189)
(1)直接写出点C,点D的坐标.
(2)①四边形
_________(填“A”或“B”或“C”);
A.一定是平行四边形 B.一定不是平行四边形 C.不一定是平行四边形
②求出四边形ABDC的面积.
(3)在x轴上存在一点F,若
的面积是
面积的4倍,直接写出点F 的坐标.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a2a5e336b6bcba6354fd366c892dd06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88c3a2f5b0702ea9fbb9dc8904579737.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/8/12/0ed47738-65e2-44bb-a0dc-fb9f32bca883.png?resizew=189)
(1)直接写出点C,点D的坐标.
(2)①四边形
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/520f8abda6a85e7ef6f281fc2df853fa.png)
A.一定是平行四边形 B.一定不是平行四边形 C.不一定是平行四边形
②求出四边形ABDC的面积.
(3)在x轴上存在一点F,若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15a37ba261860ddad9d11b2e8348a8f3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ee459dffca4214484b32b830a0fc637.png)
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解答题-作图题
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名校
【推荐1】一次函数
与反比例函数
交于
,
两点.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/19/8747e65e-bc19-4580-8130-d42eb64f316b.png?resizew=298)
(1)求一次函数
和反比例函数
的解析式,并在网格中画出一次函数
的图象;
(2)根据图象,当
时,直接写出自变量x的取值范围;
(3)若
与x轴交于点C,点A关于x轴的对称点为点D,求
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7ef2a01ee2376815b0509348c177f81.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c712f0c9c286e004d989b16937fa609.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89f83a841ffc534468a09b824bb5b694.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e9f2b482e8a8e0e1b5c720a3574af70.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/19/8747e65e-bc19-4580-8130-d42eb64f316b.png?resizew=298)
(1)求一次函数
![](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/54015ff5b49e3283901da1291b6b921d.png)
(2)根据图象,当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/421a7d6f54bf58a7a4f4ce61e06aefa9.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54015ff5b49e3283901da1291b6b921d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/661ff55b5ebbadfb600989af3cfce2fd.png)
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【推荐2】如图,在平面直角坐标中,反比例函数
与一次函数
的图象相交于点A和点C,一次函数
图象与x轴相交于点B,其中点A的坐标是
.
的解析式;
(2)若
,求一次函数
的解析式;
(3)在第(2)问的条件下,直接写出
的解集.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a249a4460b4edd504ae4dfecccd032bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0bb22b9722cbbca2802610d6e58554e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0bb22b9722cbbca2802610d6e58554e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c451e1159edb958b5567ecf6fa23dae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a249a4460b4edd504ae4dfecccd032bf.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11580f0ef35228de2c74f9d940016325.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0bb22b9722cbbca2802610d6e58554e.png)
(3)在第(2)问的条件下,直接写出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074fe4fe04581e229ea9f60e91622d91.png)
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