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1、学习好资料欢迎下载反比例函数2014年中考专项练习(2014.11)1.已知反比例函数的图象与一次函数y=k2xm 的图象交于A(1,a)、两点,连结 AO(1)求反比例函数和一次函数的表达式;(2)设点 C 在 y 轴上,且与点A、O 构成等腰三角形,请直接写出点C 的坐标2.2.若关于 t 的不等式组,恰有三个整数解,则关于x 的一次函数的图象与反比例函数的图象的公共点的个数为_3.如图,一次函数 y1x1 的图象与反比例函数(k 为常数,且 k0)的图象都经过点A(m,2)(1)求点 A 的坐标及反比例函数的表达式;(2)结合图象直接比较:当x0 时,y1和 y2的大小4.如图,点 A(
2、1,a)在反比例函数(x0)的图象上,AB 垂直于 x 轴,垂足为点B,将ABO 沿 x 轴向右平移2个单位长度,得到RtDEF,点 D 落在反比例函数(x0)的图象上(1)求点 A 的坐标;(2)求 k 值5.如图,已知一次函数y2x2 的图象与x 轴交于点 B,与反比例函数的图象的一个交点为A(1,m)过点 B 作 AB 的垂线 BD,与反比例函数(x0)的图象交于点 D(n,2)(1)求 k1和 k2的值;(2)若直线 AB、BD 分别交 x 轴于点 C、E,试问在 y 轴上是否存在一个点F,使得 BDF ACE?若存在,求出点F 的坐标;若不存在,请说明理由6.在平面直角坐标系中,点
3、A(3,4)关于 y 轴的对称点为点B,连接 AB,反比例函数(x0)的图象经过点B,过点 B 作 BCx 轴于点 C,点 P是该反比例函数图象上任意一点,过点P 作 PDx 轴于点 D,点 Q 是线精品资料-欢迎下载-欢迎下载 名师归纳-第 1 页,共 11 页 -学习好资料欢迎下载段 AB 上任意一点,连接OQ、CQ(1)求 k 的值;(2)判断 QOC 与POD 的面积是否相等,并说明理由7.如图,点 P(3,2)是反比例函数的图象上一点,则反比例函数的解析式()ABCD8.如图,已知四边形ABCD 是平行四边形,BC2AB A,B 两点的坐标分别是(1,0),(0,2),C,D 两点在
4、反比例函数(k0)的图象上,则k 等于 _9.函数 yx 的图象与函数的图象在第一象限内交于点B,点 C 是函数在第一象限图象上的一个动点,当OBC 的面积为3 时,点 C 的横坐标是 _10.如图 1,直线 AB 过点 A(m,0),B(0,n),且 mn20(其中 m0,n0)(1)m 为何值时,OAB 面积最大?最大值是多少?(2)如图 2,在(1)的条件下,函数的图象与直线AB 相交于 C、D 两点,若,求 k 的值(3)在(2)的条件下,将 OCD 以每秒 1 个单位的速度沿x 轴的正方向平移,如图3,设它与 OAB 的重叠部分面积为 S,请求出 S 与运动时间t(秒)的函数关系式(
5、0t10)11.如图,将边长为4 的等边三角形AOB 放置于平面直角坐标系xoy 中,F 是 AB 边上的动点(不与端点A、B 重合),过点 F 的反比例函数(k0,x0)与 OA 边交于点 E,过点 F 作 FCx 轴于点 C,连结 EF、OF(1)若,求反比例函数的解析式;(2)在(1)的条件下,试判断以点E 为圆心,EA 长为半径的圆与y 轴的位置关系,并说明理由;精品资料-欢迎下载-欢迎下载 名师归纳-第 2 页,共 11 页 -文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K1
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10、H5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4
11、ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4
12、 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4学习好资料欢迎下载(3)AB 边上是否存在点F,使得 EFAE?若存在,请求出BF:FA 的值;若不存在,请说明理由12.如图,矩形 AOBC 的面积为4,反比例函数的图象的一支经过矩形对角线的交点P,则该反比例函数的解析式是()
13、ABCD13.如图,在平面直角坐标系中,AOB 90,OAB 30,反比例函数的图象经过点 A,反比例函数的图象经过点B,则下列关于m,n 的关系正确的是()Am 3n BCD14.如图,在平面直角坐标系xOy 中,一次函数y=axb 的图象与反比例函数的图象相交于点 A(m,1)、B(1,n),与 x 轴相交于点C(2,0),且(1)求该反比例函数和一次函数的解析式;(2)直接写出不等式的解集15.如图,矩形OABC 的顶点 A、C 分别在 x 轴和 y 轴上,点 B 的坐标为(2,3)双曲线的图象经过BC 的中点 D,且与 AB 交于点 E,连接 DE(1)求 k 的值及点E 的坐标;(2
14、)若点 F 是 OC 边上一点,且 FBC DEB,求直线 FB 的解析式已知点 O 是平面直角坐标系的原点,直线 y xmn 与双曲线交于两个不同的点 A(m,n)(m2)和 B(p,q)直线 y xm n 与 y 轴交于点C,求 OBC 的面积 S的取值范围16.如图,矩形 ABCD 在第一象限,AB 在 x 轴正半轴上 AB=3,BC=1,直线经过点 C 交 x 轴于点 E,双曲线经过点 D,则 k 的值为 _精品资料-欢迎下载-欢迎下载 名师归纳-第 3 页,共 11 页 -文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P
15、10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4
16、P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B
17、4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3
18、B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U
19、3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1
20、U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA
21、1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4学习好资料欢迎下载17.如图,在平面直角坐标系中,反比例函数的图象和矩形ABCD 的第一象限,AD 平行于 x 轴,且 AB 2,AD 4,点 A 的坐标为(2,6)(1)直接写出 B
22、、C、D 三点的坐标;(2)若将矩形向下平移,矩形的两个顶点恰好同时落在反比例函数的图象上,猜想这是哪两个点,并求矩形的平移距离和反比例函数的解析式18.如图,直线 yxa 2 与双曲线交于 A,B 两点,则当线段 AB 的长度取最小值时,a 的值为()A0 B1 C2 D5 19.如图 1 所示矩形 ABCD 中,BCx,CDy,y 与 x 满足的反比例函数关系如图2 所示,等腰直角三角形AEF 的斜边 EF 过 C 点,M 为 EF 的中点,则下列结论正确的是()A当 x3 时,ECEM B当 y9 时,ECEM C当 x 增大时,EC CF 的值增大D当 y 增大时,BE DF 的值不变
23、20.如图,反比例函数(x0)的图象与矩形OABC 的边长 AB、BC 分别交于点E、F 且 AEBE,则 OEF 的面积的值为 _21.已知反比例函数(k 为常数,k 0)的图象经过点A(2,3)()求这个函数的解析式;()判断点 B(1,6),C(3,2)是否在这个函数的图象上,并说明理由;()当3x 1 时,求 y 的取值范围22.如图,在函数的图象上有点P1、P2、P3、Pn、Pn1,点 P1的横坐标为2,且后面每个点的横坐标与它前面相邻点的横坐标的差都是2,过点 P1、P2、P3、Pn、Pn1分别作 x 轴、y 轴的垂线段,构成若干个矩形,如图所示,将图中阴影部分的面积从左至右依次记
24、为 S1、S2、S3、Sn,则 S1_,Sn_(用含 n 的代数式表示)23.如图,函数与 y2k2x 的图象相交于点A(1,2)和点 B,当 y1y2时,自变量x的取值范围是()Ax1 B1x0 C 1x0 或 x1 Dx 1 或 0 x 1 24.已知反比例函数(k 0)和一次函数yx6(1)若一次函数与反比例函数的图象交于点P(2,m),求 m和 k 的值(2)当 k 满足什么条件时,两函数的图象没有交点?精品资料-欢迎下载-欢迎下载 名师归纳-第 4 页,共 11 页 -文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10
25、V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P1
26、0V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P
27、10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4
28、P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B
29、4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3
30、B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U
31、3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4学习好资料欢迎下载25.函数(a 0)与 ya(x1)(a 0)在同一坐标系中的大致图象是()ABCD26.如图,平面直角坐标系中,直线与 x 轴交于点 A,与双曲线在第一象限内交于点B,
32、BC 丄 x 轴于点 C,OC2AO求双曲线的解析式27.如图,菱形OABC 的顶点 C 的坐标为(3,4)顶点 A 在 x 轴的正半轴上,反比例函数(x0)的图象经过顶点B,则 k 的值为()A12 B20 C24 D32 28.在平面直角坐标系xOy 中,已知第一象限内的点A 在反比例函数的图象上,第二象限内的点B 在反比例函数的图象上,连接OA、OB,若 OAOB,则 k_29.如图,在平面直角坐标系xOy 中,正比例函数ykx 的图象与反比例函数的图象有一个交点A(m,2)(1)求 m 的值;(2)求正比例函数ykx 的解析式;(3)试判断点B(2,3)是否在正比例函数图象上,并说明理
33、由30.平行四边形ABCD 在平面直角坐标系中的位置如图所示,其中 A(4,0),B(2,0),C(3,3)反比例函数的图象经过点C(1)求此反比例函数的解析式;(2)将平行四边形ABCD 沿 x 轴翻折得到平行四边形ADCB,请你通过计算说明点D在双曲线上;(3)请你画出 ADC,并求出它的面积31.若反比例函数的图象过点(2,1),则一次函数y kxk 的图象过()A第一、二、四象限B第一、三、四象限C第二、三、四象限D第一、二、三象限精品资料-欢迎下载-欢迎下载 名师归纳-第 5 页,共 11 页 -文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文
34、档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4
35、文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G
36、4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3
37、G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T
38、3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2
39、T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N
40、2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4学习好资料欢迎下载32.已知反比例函数在第一象限的图象如图所示,点A 在其图象上,点B 为 x 轴正半轴上一点,连接AO、AB,且 AO AB,则 SAOB_3
41、3.如图所示,等边三角形ABC 放置在平面直角坐标系中,已知A(0,0)、B(6,0),反比例函数的图象经过点C(1)求点 C 的坐标及反比例函数的解析式(2)将等边 ABC 向上平移n个单位,使点B 恰好落在双曲线上,求n 的值反比例函数的图象经过点(2,3),则 k 的值为()A6 B 6 CD34.反比例函数的图象如图所示,以下结论:常数 m 1;在每个象限内,y 随 x 的增大而增大;若 A(1,h),B(2,k)在图象上,则hk;若 P(x,y)在图象上,则P(x,y)也在图象上其中正确的是()ABCD35.如图,已知直线与双曲线交于 A、B 两点,点 B 的坐标为(4,2),C 为
42、双曲线上一点,且在第一象限内,若 AOC 的面积为 6,则点 C的坐标为 _36.工匠制作某种金属工具要进行材料煅烧和锻造两个工序,即需要将材料烧到800,然后停止煅烧进行锻造操作,经过 8min 时,材料温度降为600煅烧时温度y()与时间 x(min)成一次函数关系;锻造时,温度y()与时间 x(min)成反比例函数关系(如图)已知该材料初始温度是 32(1)分别求出材料煅烧和锻造时y 与 x 的函数关系式,并且写出自变量x 的取值范围;(2)根据工艺要求,当材料温度低于480时,须停止操作那么锻造的操作时间有多长?37.如图,直线与双曲线交于点 A,将直线向上平移 4 个单位长度后,与y
43、 轴交于点C,与双曲线交于点 B,若 OA=3BC,则 k 的值为()38.如图,已知一次函数ykx b 的图象经过点P(3,2),与反比例函数的图象交于点 Q(m,n)当一次函数y 的值随 x 值的增大而增大时,m 的取值范围是 _精品资料-欢迎下载-欢迎下载 名师归纳-第 6 页,共 11 页 -文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 H
44、Z3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10
45、HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10
46、 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V1
47、0 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V
48、10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10
49、V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P1
50、0V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4文档编码:CA1U3B4P10V10 HZ3V7G8Y3R4 ZH5K10N2T3G4学习好资料欢迎下载39.如图,直线lyx1 与 x 轴、y 轴分别交于A、B 两点,点C 与原点 O 关于直线 l 对称反比例函数的图象经过点C,点 P 在反比例函数图象上且位于C 点左侧,过点P作 x 轴、y 轴的垂线分别交直线l 于 M、N 两点(1)求反比例函数的解析式;(2)求 AN BM的值40.在平面直角坐标系中,O 是原点,A 是 x 轴上的点,将射线