What is the vertex of the parabola with thefunction rule f(x) = 5(x − 4)² + 9?

NuclearPeon asked Mar 22, 2023

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NuclearPeon asked Mar 22, 2023

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16 votes

The equation f(x) = a(x - h)^2 + k gives the vertex of the parabola--it is (h, k).

In this question, h = 4 and k = 9. So the vertex is at (4, 9).

Dandalf answered Mar 28, 2023

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