rowdy3
Advanced Member
USA
57 Posts 
Posted  12/02/2010 : 22:19:36

Find the equation of the parabola (standard form) if the parabola has a vertex of (2,3) and a directrix of x=5.
(y  k)^2 = 4p(x  h)
(y  3)^2 = 4(3)((x  2)
(y  3)^2 = 12(x  2). Is that right? 

