Answer
the graph is in the picture.
Work Step by Step
if $x\lt0$ then $f(x)=x-x=0$
if $x\geq0$ then $f(x)=x+x=2x$
and the graph is in the picture.
Calculus 8th Edition
by Stewart, James
Published by
Cengage
ISBN 10:
1285740629
ISBN 13:
978-1-28574-062-1
Chapter 1 - Functions and Limits - 1.1 Four Ways to Represent a Function - 1.1 Exercises - Page 21: 45
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