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July 30, 2015

Homework Help: Algebra

Posted by Eric on Friday, March 22, 2013 at 5:02pm.

Please help I can't figure out these two.

Express f(x) in the form a(x − h)2 + k.
f(x) = −4x2 + 24x − 9


Find the standard equation of a parabola that has a vertical axis and satisfies the given conditions.

vertex (0, −7), passing through (3, 38)

Thank You!

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