SOLUTION: Find the standard equation of a parobola that has a vertical axis and satisfies the given conditions. Vertex (0,-4) passing through (2,4)

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Question 1052623: Find the standard equation of a parobola that has a vertical axis and satisfies the given conditions.
Vertex (0,-4) passing through (2,4)
Found 2 solutions by josgarithmetic, MathTherapy:
Answer by josgarithmetic(39618) About Me  (Show Source):
You can put this solution on YOUR website!
Fill-in the standard form and use the given point-through to solve for main coefficient.

y=a%28x-0%29%5E2-4-------for vertical symmetry axis

ax%5E2-4=y

a%282%29%5E2-4=4

Answer by MathTherapy(10552) About Me  (Show Source):
You can put this solution on YOUR website!

Find the standard equation of a parobola that has a vertical axis and satisfies the given conditions.
Vertex (0,-4) passing through (2,4)
highlight_green%28y+=+2x%5E2+-+4%29