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Question 1082356: Find the equation of the parabola if axis is vertical with vertex (-1, -1) and passing through (2,2).
Answer by stanbon(75887)   (Show Source):
You can put this solution on YOUR website! Find the equation of the parabola if axis is vertical with vertex (-1, -1) and passing through (2,2).
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Form:: y = a(x-h)^2 + k
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2 = a(2--1)^2 -1
3 = a(3)^2
a = 1/3
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Ans: y = (1/3)(x+1)^2-1
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Cheers,
Stan H.
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