College Algebra 7th Edition

Published by Brooks Cole
ISBN 10: 1305115546
ISBN 13: 978-1-30511-554-5

Chapter 2, Functions - Section 2.1 - Functions - 2.1 Exercises - Page 193: 38


$f(\frac{x}{3})=2x-18$ $\frac{f(x)}{3}=2x-6$

Work Step by Step

We are given: $f(x)=6x-18$ We evaluate: $f( \frac{x}{3})=6(\frac{x}{3})-18=\frac{2*3*x}{3}-18=2x-18$ $\frac{f(x)}{3}=\frac{6x-18}{3}=\frac{3(2x-6)}{3}=2x-6$
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