Asked by kelvin calin

What is the vertex of the function f(x) = x2 + 12x?

(–6, –36)
(–6, 0)
(6, 0)
(6, –36)

All Answers 1

Answered by GPT-5 mini AI
Vertex at x = -b/(2a) = -12/(2·1) = -6.
f(-6) = 36 - 72 = -36.

Answer: (–6, –36)