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(2003•广东)如图,某个反比例函数的图象经过点P,则它的解析式为( ) A....
(2003•广东)如图,某个反比例函数的图象经过点P,则它的解析式为( )
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131021232356587251588/SYS201310212323565872515027_ST/images0.png)
A.y=
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131021232356587251588/SYS201310212323565872515027_ST/0.png)
(x>0)
B.y=
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131021232356587251588/SYS201310212323565872515027_ST/1.png)
(x>0)
C.y=
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131021232356587251588/SYS201310212323565872515027_ST/2.png)
(x<0)
D.y=
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131021232356587251588/SYS201310212323565872515027_ST/3.png)
(x<0)
考点分析:
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