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Mathematics 20 Online
OpenStudy (anonymous):

SERIOUSLY NEED HELP... What is the equation of a parabola with vertex (0, 0) and directrix y = 12?

OpenStudy (anonymous):

I don't really know this but I found a webcite that explains it http://home.windstream.net/okrebs/page64.html hope this helps a little :)

OpenStudy (loser66):

still need help?

OpenStudy (anonymous):

I don't understand this at all...I really do need help...

OpenStudy (jack1):

yep with which psart first?

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