Introductory Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-805-X
ISBN 13: 978-0-13417-805-9

Chapter 1 - Review Exercises - Page 108: 21



Work Step by Step

RECALL: A prime number is a number whose only factors are 1 and itself. A composite number is a number with factors other than one and itself. $67$ has no factors other than 1 and itself. Thus, $67$ is a prime number.
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