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1、学习好资料欢迎下载一次函数复习12.7 1、点 M(3,4)关于 x 轴的对称点 N 的坐标是 _ 2、已知一次函数 y(m1)x3,若 y 随 x 的增大而增大,则m 的取值范围是 _ 3、如图,一次函数 y1kxb 与 y2xa 的图象如图,则下列结论:k0;当 x3时,y1y2其中正确的是 _ 4、点(5,y1)和点(2,y2)都在直线 y2x 上,则 y1与 y2的大小关系是 _ 5、点 A(4m,m21)在第三象限,则m的取值范围是 _6、一次函数 y2xb 的图象与 y1x4 的图象的交点不可能在_7、如图,一次函数 y=kx+b 的图象与 y 轴交于点(0,1),则关于 x 的不
2、等式 kx+b1 的解集是_ 8、若点(m,n)在函数 y=2x+1的图象上,则 2m-n的值是_9、一次函数 y=-2x+4 的图象与 x 轴交点坐标是 _,与 y 轴交点坐标是 _,图象与坐标轴所围成的三角形面积是_ 10、若一次函数 y=kx+b 的图象与正比例函数y=2x 的图象平行且经过点A(1,2),则 kb=11、根据下列条件,分别确定一次函数的解析式:(1)图象过 P(1,2),Q(3,4);(2)直线 ykxb 与直线 y3x2 平行,且过点(4,6)12、如图表示一个正比例函数与一个一次函数的图象,它们交于点A(4,3),一次函数的图象与 y 轴交于点 B,且 OA=OB,
3、求这两个函数的解析式.学习好资料欢迎下载13、如图,直线 AB与 x 轴交于点 A(1,0),与 y 轴交于点 B(0,2)(1)求直线 AB的解析式;(2)若直线 AB上的点 C在第一象限,且SBOC=2,求点 C的坐标14、已知一次函数ykxb 的图象经过点 P(0,3),且与函数 y12x1 的图象相交于点A(83,a)(1)求 a 的值;(2)求出一次函数关系式;(3)若函数 ykxb 的图象与 x 轴的交点是 B,函数 y12x1 的图象与 y 轴的交点是 C,求四边形 ABOC 的面积(其中 O 为坐标原点)文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z
4、5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9
5、HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z
6、5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9
7、HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z
8、5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9
9、HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z
10、5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4学习好资料欢迎下载15、已知一次函数与的图象如图所示(1)写出关于 x,y 的方程组的解;(2)若 km,求 k、b 的值16、甲、乙两个工程队分别同时开始挖两段河渠,所挖河渠的长度与挖掘时间之间的关系如图所示,请根据图象所提供的信息解答下列问题:(1)乙队开挖到 30 m 时,用了 _b;开挖 6h,甲队比乙队多挖了 _m;(2)请你求出:甲队在 2x6 的时段内,y 与 x 之间的函数关系式;乙队在 2x6 的时段内,y 与
11、x 之间的函数关系式(3)x 的取值在什么范围内时,甲工程队挖的河渠的长度比乙工程队所挖河渠的长度长?17、如图,一次函数2y=23x的图象分别与x轴、y轴交于点 A、B,以线段 AB为边在第一象限内作等腰 RtABC,BAC=90 求过 B、C两点直线的解析式5346Oxy文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档
12、编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8
13、H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档
14、编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8
15、H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档
16、编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8
17、H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4学习好资料欢迎下载18、如图,将一块斜边长为2 的等腰直角三角板(即 OAB=90,
18、OB=2,OA=AB)放置在平面直角坐标系的第二象限内,直角边OA 落在 x 轴上若将三角板绕点O 按顺时针方向旋转得到OAB,且 OB恰好也落在 x 轴上(1)求旋转角度的大小;(2)求直线 AB对应的函数关系式BABAOxy文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1
19、U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:C
20、K7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1
21、U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:C
22、K7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1
23、U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4文档编码:CK7J7U7T9L9 HX4S8H5M1U5 ZL7X1V3Z5I4
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