Answer
$(2,-16)$
Work Step by Step
The standard form of the equation $
f(x)=x^2-4x-12
$ is
\begin{array}{l}
f(x)=(x^2-4x)-12
\\\\
f(x)=(x^2-4x+4)-12-4
\\\\
f(x)=(x-2)^2-16
.\end{array}
Hence, the vertex is $
(2,-16)
$.
Intermediate Algebra (6th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321785045
ISBN 13:
978-0-32178-504-6
Chapter 10 - Cumulative Review - Page 634: 47
Update this answer!
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.
