Answer
6
Work Step by Step
$n(A)=4$
$n(C)=2$
$n(A)+n(C)=4+2=6$
Finite Math and Applied Calculus (6th Edition)
by Waner, Stefan; Costenoble, Steven
Published by
Brooks Cole
ISBN 10:
1133607705
ISBN 13:
978-1-13360-770-0
Chapter 6 - Section 6.2 - Cardinality - Exercises - Page 415: 2
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