Describe how to find a parabolas vertex if its equation is in the form f(x) = ax

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Describe how to find a parabola’s vertex if its equation is in the form f(x) = ax2 + bx + c. Use f(x) = x2 - 6x + 8 as an example.

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College Algebra

ISBN: 9780134453262

7th Edition

Authors: Robert F Blitzer

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