Answer
a) 4; b) 5; c) -1; d) -2.
Work Step by Step
a) $(g\circ f)(-1)=g(f(-1))=g(1)=4$
b) $(g\circ f)(0)=g(f(0))=g(0)=5$
c) $(f\circ g)(-1)=f(g(-1))=f(3)=-1$
d) $(f\circ g)(4)=f(g(4))=f(2)=-2$
Precalculus (10th Edition)
by Sullivan, Michael
Published by
Pearson
ISBN 10:
0-32197-907-9
ISBN 13:
978-0-32197-907-0
Chapter 5 - Exponential and Logarithmic Functions - 5.1 Composite Functions - 5.1 Assess Your Understanding - Page 254: 11
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