Precalculus (6th Edition) Blitzer

Published by Pearson
ISBN 10: 0-13446-914-3
ISBN 13: 978-0-13446-914-0

Chapter 10 - Section 10.7 - Probability - Exercise Set - Page 1120: 61

Answer

See explanations.

Work Step by Step

Mutually exclusive events have no overlapping events and the probability of both is zero. Thus, the $or$ probability of two mutually exclusive events is simply the addition of the two individual probabilities.
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