Elementary Algebra

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

Chapter 2 - Real Numbers - Chapters 1-2 Cumulative Review Problem Set: 27

Answer

4

Work Step by Step

First, we express each number as a product of its prime factors: $28=2\times2\times7$ $36=2\times2\times3\times3$ $52=2\times2\times13$ Since two 2s are common to both of the numbers, we obtain: Greatest Common Factor$=2\times2=4$
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