SOLUTION: find the equation for the parabola with focus (1,4) and directrix x=-3

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Question 38335: find the equation for the parabola with focus (1,4) and directrix x=-3
Answer by Nate(3500) About Me  (Show Source):
You can put this solution on YOUR website!
the point in the middle of the focus and the dirextrix (the vertex) is (1,.5)
where p is 3.5 and the equation is p=1/4a
so 3.5=1/4a
ao a=1/14
standard form: y=a%28x-h%29%5E2%2Bk
y=%281%2F14%29%28x-1%29%5E2%2B.5