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设抛物线y2=2px(p>0)的焦点为F,点A(0,2),若线段FA与抛物线的交...
设抛物线y
2=2px(p>0)的焦点为F,点A(0,2),若线段FA与抛物线的交点B满足
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131101231426650791371/SYS201311012314266507913010_ST/0.png)
,则点B到该抛物线的准线的距离为( )
A.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131101231426650791371/SYS201311012314266507913010_ST/1.png)
B.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131101231426650791371/SYS201311012314266507913010_ST/2.png)
C.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131101231426650791371/SYS201311012314266507913010_ST/3.png)
D.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131101231426650791371/SYS201311012314266507913010_ST/4.png)
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