Question

The function f(x) = x? - 12x + 5 written in vertex form is f(x) = (x - 6)2 - 31. What are the coordinates of the vertex?

O (6, 31)
O (-6, 31)
O (6,-31)
(-6, -31)
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Subunit

Answer 1

(6,-31)

Explanation:

f(x) = (x-6)^2 -31

This is in the form

f(x) = (x-h)^2 +k

where (h,k) is the vertex

(6,-31) is the vertex of the parabola