Thinking Mathematically (6th Edition)

Published by Pearson
ISBN 10: 0321867327
ISBN 13: 978-0-32186-732-2

Chapter 7 - Algebra: Graphs, Functions, and Linear Systems - 7.1 Graphing and Functions - Exercise Set 7.1 - Page 418: 38


(a) $g(3)=13$ (b) $g(-3)=13$

Work Step by Step

RECALL: $g(a)$ represents the value of the function $g$ when $x=a$. Replace $x$ with the given value to obtain: (a) $g(3) = 3^2+4 \\g(3)= 9+4 \\g(3)=13$ (b) $g(-3) = (-3)^2+4 \\g(-3)= 9+4 \\g(-3)=13$
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