Answer
a. y=1/2
b. y=-1
c. y=4/3
Work Step by Step
a. xy = 2*(1/2) =1
b. xy = (-1)(-1) =1
c. xy=$(\frac{3}{4})(\frac{4}{3})=1$
Discrete Mathematics with Applications 4th Edition
by Epp, Susanna S.
Published by
Cengage Learning
ISBN 10:
0-49539-132-8
ISBN 13:
978-0-49539-132-6
Chapter 3 - The Logic of Quantified Statements - Exercise Set 3.3 - Page 129: 3
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