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如图,反比例函数(k>0)与一次函数的图象相交于两点A(x1,y1),B(x2,...
如图,反比例函数
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131022161307526410057/SYS201310221613075264100013_ST/0.png)
(k>0)与一次函数
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131022161307526410057/SYS201310221613075264100013_ST/1.png)
的图象相交于两点A(x
1,y
1),B(x
2,y
2),线段AB交y轴与C,当|x
1-x
2|=2且AC=2BC时,k、b的值分别为( )
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131022161307526410057/SYS201310221613075264100013_ST/images2.png)
A.k=
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131022161307526410057/SYS201310221613075264100013_ST/2.png)
,b=2
B.k=
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131022161307526410057/SYS201310221613075264100013_ST/3.png)
,b=1
C.k=
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131022161307526410057/SYS201310221613075264100013_ST/4.png)
,b=
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131022161307526410057/SYS201310221613075264100013_ST/5.png)
D.k=
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131022161307526410057/SYS201310221613075264100013_ST/6.png)
,b=
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131022161307526410057/SYS201310221613075264100013_ST/7.png)
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