Elementary Algebra

by Kaufmann, Jerome; Schwitters, Karen;

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 Test - Page 39: 18

Answer

$79$ is a prime number.

Work Step by Step

For a number to be prime, it must have only two factors: itself, and $1$. $79$ is a prime number because its only two factors are $79$ and $1$.

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