Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

Published by Pearson
ISBN 10: 0-32184-874-8
ISBN 13: 978-0-32184-874-1

Chapter 1 - Introduction to Algebraic Expressions - 1.3 Fraction Notation - 1.3 Exercise Set: 31

Answer

Prime number, $1\times31$

Work Step by Step

A number is prime if it has only two factors: 1 and itself. The only factors of 31 are 1 and 31. Therefore, 31 is a prime number.
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