Algebra and Trigonometry 10th Edition

Published by Cengage Learning
ISBN 10: 9781337271172
ISBN 13: 978-1-33727-117-2

Chapter 2 - 2.3 - Analyzing Graphs of Functions - 2.3 Exercises - Page 196: 80


even function

Work Step by Step

f(x) = $x^2-4$ f(-x) = $(-x)^2-4=x^2-4=f(x)$ The graph of this function is symmetric about the y-axis. (even function)
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