Algebra 1: Common Core (15th Edition)

by Charles, Randall I.

Published by Prentice Hall

ISBN 10: 0133281140

ISBN 13: 978-0-13328-114-9

Chapter 10 - Radical Expressions and Equations - 10-2 Simplifying Radicals - Got It? - Page 620: 1

Answer

6$\sqrt 2$

Work Step by Step

$\sqrt 72$ = $\sqrt 36 *2 $ , 36 is the greatest perfect-square factor of 72. Therefore, $\sqrt 36$ * $\sqrt 2$ (using the multiplication property). The answer is $6\sqrt 2$.

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