Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 10 - Radical Expressions and Equations - Mid-Chapter Quiz - Page 632: 23

Answer

$8\sqrt 5$

Work Step by Step

Applying the rules of radicals: $5\sqrt 5+3\sqrt 5$ $=\sqrt 5(5+3)$ $=8\sqrt 5$
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