Precalculus (6th Edition) Blitzer

Published by Pearson
ISBN 10: 0-13446-914-3
ISBN 13: 978-0-13446-914-0

Chapter 1 - Section 1.7 - Combinations of Functions; Composite Functions - Exercise Set: 1

Answer

$(-\infty, +\infty)$

Work Step by Step

Simplify the right side to obtain: $f(x) = 3(x) - 3(4) \\f(x) =3x - 12$ This function is defined for all real number values of $x$, therefore its domain is the set of all real numbers. Thus, the domain is $(-\infty, +\infty)$.
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After 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.