College Algebra (6th Edition)

Published by Pearson
ISBN 10: 0-32178-228-3
ISBN 13: 978-0-32178-228-1

Chapter P - Prerequisites: Fundamental Concepts of Algebra - Exercise Set P.1 - Page 17: 21



Work Step by Step

Find the intersection of the sets: The intersection of sets is the set of elements common to both sets (per the definition on page 5), therefore {1,2,3,4} intersect {2,4,5} ={2,4} because only 2 and 4 are in both sets.
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