Answer
$0$
Work Step by Step
$\frac{|x|}{x}+\frac{|y|}{y}$
$x=2,y=-5$
$\frac{|2|}{2}+\frac{|-5|}{-5}= \frac{2}{2}+\frac{5}{-5}=1+-1=0$
Precalculus (6th Edition) Blitzer
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13446-914-3
ISBN 13:
978-0-13446-914-0
Chapter P - Section P.1 - Algebraic Expressions, Mathematical Models, and Real Numbers - Exercise Set - Page 17: 66
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