Answer
a. $2$
b. $1$
c. $ x $
d. $\sqrt[3] {\sqrt[3] {x+1}+1}$
Work Step by Step
a. $ g(-1)=0, f(0)=2$
b. $ f(2)=0, g(0)=1$
c. $ f(f(x))=2-(2-x)=x $
d. $ g(g(x))=\sqrt[3] {\sqrt[3] {x+1}+1}$
Thomas' Calculus 13th Edition
by Thomas Jr., George B.
Published by
Pearson
ISBN 10:
0-32187-896-5
ISBN 13:
978-0-32187-896-0
Chapter 1: Functions - Practice Exercises - Page 37: 36
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