Answer
yes. A must be equal to B
Work Step by Step
A must be equal to B because if A and B are different then the result of A⊕C will change from B⊕C because both would have different common elements
Discrete Mathematics and Its Applications, Seventh Edition
by Rosen, Kenneth
Published by
McGraw-Hill Education
ISBN 10:
0073383090
ISBN 13:
978-0-07338-309-5
Chapter 2 - Section 2.2 - Set Operations - Exercises - Page 137: 41
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