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# Parabola equation of Opens left or right, vertex: (7, 6); passes through (−11,9)

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Parabola equation of Opens left or right, vertex: (7, 6); passes through (−11,9)

Sep 7, 2020

#1
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The equation of a sidways parabola is

$$(y-k)^2=4a(x-h)\qquad \text{where the vertex is (h,k)}$$

Sub in h,k

then sub in the point on the parabola, to solve for a

You try now.

Sep 7, 2020