SOLUTION: I need details on how to solve this question: Find the vertex, focus and directrix of the parabola given by the equation x^2 = -8y

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Question 860386: I need details on how to solve this question:
Find the vertex, focus and directrix of the parabola given by the equation x^2 = -8y
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

x^2 = -8y

  y = (-1/8)(x)^2  V(0,0)  y-axis line of symmetry

a+=+1%2F%284p%29+=+1%2F-8, p = -2, focus(0,-2), y = 2 directrix