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: 23

Answer

$3\times13$

Work Step by Step

A number is prime if it has only two factors: 1 and itself. We know that the factors of 39 are 1, 3, 13, and 39. 3 is a prime number, so we can divide 39 by 3 $39\div3=13$ 13 is also a prime number Therefore, the prime factorization of 39 is $3\times13$.
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