SOLUTION: write the equation of each parabola in vertex form. Vertex (2,1) goes through (0,9).

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Question 935466: write the equation of each parabola in vertex form.
Vertex (2,1) goes through (0,9).

Answer by josgarithmetic(39620) About Me  (Show Source):
You can put this solution on YOUR website!
Standard form y=a%28x-h%29%2Bk with vertex (h,k).

a=%28y-k%29%2F%28x-h%29%5E2

a=%289-1%29%2F%280-2%29%5E2