Elementary Algebra

Published by Cengage Learning
ISBN 10: 1285194055
ISBN 13: 978-1-28519-405-9

Chapter 1 - Some Basic Concepts of Arithmetic and Algebra - Chapter 1 Review Problem Set - Page 38: 15



Work Step by Step

RECALL: A composite number is a number that has factors other than 1 and itself. A prime number is a number with no factors other than 1 and itself. Note that: $91 = 7 \times 13$ Thus, the given number is composite.
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