Question

PLEASE HELP!!!!!!!!!! Im so lost and this question is extremely frustrating!

Answer 1

Find the equation of a parabola that has a directrix of y= -1/2 and a focus at (2,-1)?
I don't understand how to do this at all >.<

Answer 2

This will be extrmely useful, check it out then come back
http://www.purplemath.com/modules/parabola.htm

Answer 3

Do you remember the general equation of a parabola? @DeadLies

Answer 4

@Miracrown I believe it is \[y = a(x – h)2 + k \]
But Im not sure.. >.<