College Algebra 7th Edition

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

Chapter 2, Functions - Section 2.7 - Combining Functions - 2.7 Exercises: 59

Answer

$\sqrt{x-1}-1$

Work Step by Step

We are given: $f(x)=x-1,\ g(x)=\sqrt{x},\ h(x)=x-1$ We evaluate: $(f\circ g\circ h)(x)=f(g(h(x)))=f(g(x-1))=f(\sqrt{x-1})=\sqrt{x-1}-1$
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