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 - Page 258: 65


a. $x$ b. $x$ c. $2$ d. $2$

Work Step by Step

Given $f(x)=\frac{1}{x}$ and $g(x)=\frac{1}{x}$, we have: a. $(f\circ g)(x)=\frac{1}{1/x}=x$ b. $(g\circ f)(x)=\frac{1}{1/x}=x$ c. $(f\circ g)(2)=2$ d. $(g\circ f)(2)=2$
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