Precalculus: Concepts Through Functions, A Unit Circle Approach to Trigonometry (3rd Edition)

Published by Pearson
ISBN 10: 0-32193-104-1
ISBN 13: 978-0-32193-104-7

Chapter 12 - Counting and Probability - Section 12.1 Counting - 12.1 Assess Your Understanding - Page 867: 21



Work Step by Step

The set $A$ and $B$ and $C$ is $A\cap B\cap C$, is the set of elements that are common to $A$, $B$, and $C$. Identify the number inside the region that is common to the sets $A$, $B$, and $C$,. Using the diagram: $n(A\cap B\cap C)=5$.
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