Precalculus (10th Edition)

Published by Pearson
ISBN 10: 0-32197-907-9
ISBN 13: 978-0-32197-907-0

Chapter 13 - Counting and Probability - 13.1 Counting - 13.1 Asses Your Understanding - Page 847: 20

Answer

$31$

Work Step by Step

According to the picture: $n(\overline{A})=4+15+3+5+2+10+2+15-n(A)=46-(15+3+5+2)=31.$
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