Elementary Geometry for College Students (7th Edition)

Published by Cengage
ISBN 10: 978-1-337-61408-5
ISBN 13: 978-1-33761-408-5

Chapter P - Preliminary Concepts - P.1 - Sets and Geometry - Exercises P.1 - Page 7: 32

Answer

a) 0 b) 8

Work Step by Step

a) The smallest number of values in A AND B would occur if the sets did not intersect at all. In this case, the number of values in both sets would be 0. b) As we saw in problem 31, the most number of values in set A OR set B occurs when the sets do not intersect at all. In this case, there would be 3+5=8 values in either set A OR set B.
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