Precalculus (6th Edition)

by Lial, Margaret L.; Hornsby, John; Schneider, David I.; Daniels, Callie

Published by Pearson

ISBN 10: 013421742X

ISBN 13: 978-0-13421-742-0

Chapter 2 - Graphs and Functions - 2.7 Graphing Techniques - 2.7 Exercises - Page 273: 27

Answer

See graph.

Work Step by Step

Start from the graph of $y=|x|$ (red), stretch vertically by a factor of $3$ then reflect across the x-axis to obtain $f(x)=-3|x|$ (purple).

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