Discrete Mathematics with Applications 4th Edition

Published by Cengage Learning
ISBN 10: 0-49539-132-8
ISBN 13: 978-0-49539-132-6

Chapter 8 - Relations - Exercise Set 8.1 - Page 449: 13

Answer

AxB = {(2,6),(2,8),(2,10),(4.6),(4,8),(4,10)} R = {(2,6),(2,8),(2,10),(4,8)} S = {(2,6),(4,8)} R ∪ S = {(2,6),(2,8),(2,10),(4,8)} R ∩ S = {(2,6),(4,8)}

Work Step by Step

AxB = {(2,6),(2,8),(2,10),(4.6),(4,8),(4,10)} R = {(2,6),(2,8),(2,10),(4,8)} S = {(2,6),(4,8)} R ∪ S = {(2,6),(2,8),(2,10),(4,8)} R ∩ S = {(2,6),(4,8)}
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