Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 3 - Solving Inequalities - 3-8 Unions and Intersections of Sets - Practice and Problem-Solving Exercises - Page 219: 39

Answer

A∩B=A

Work Step by Step

The intersection of A and B contains the elements that are members of both A and B. If A is a subset of B, then B contains all the elements that are in A. This means the intersection of A and B will contain all the elements that are in A.
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