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 - 1.2 - Prime and Composite Numbers - Problem Set 1.2: 55

Answer

$49=7\times7$

Work Step by Step

49 is only divisible by the prime number 7. Furthermore, 49 divided by 7 is 7. Therefore, the prime factorization of 49 is: $49=7\times7$
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