Precalculus (6th Edition)

Published by Pearson
ISBN 10: 013421742X
ISBN 13: 978-0-13421-742-0

Chapter 2 - Graphs and Functions - 2.3 Functions - 2.3 Exercises: 6

Answer

$3$

Work Step by Step

Substitute $9$ to $x$ to obtain" $g(x) = \sqrt{x} \\g(9)=\sqrt{9} \\g(9)=\sqrt{3^2} \\g(9)=3$ Thus, the missing expression in the given statement is $3$.
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