Answer
(a) $f(4)=1$
(b) $f(0.25)=2.5$
(c) $f(4x^2)=3-2x$
Work Step by Step
$f(y)=3-\sqrt y$
(a) $f(4)=3-\sqrt 4=3-2=1$
(b) $f(0.25)=3-\sqrt {0.25}=3-0.5=2.5$
(c) $f(4x^2)=3-\sqrt {4x^2}=3-2x$
Algebra and Trigonometry 10th Edition
by Larson, Ron
Published by
Cengage Learning
ISBN 10:
9781337271172
ISBN 13:
978-1-33727-117-2
Chapter 2 - 2.2 - Functions - 2.2 Exercises - Page 182: 23
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