Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 10 - Radical Expressions and Equations - 10-2 Simplifying Radicals - Practice and Problem-Solving Exercises: 66

Answer

$2ab\sqrt{5b}$

Work Step by Step

$\sqrt{20a^2b^3}\longrightarrow$ factor out perfect square =$\sqrt{4a^2b^2\times5b}\longrightarrow$ multiplication property of square roots =$\sqrt{4a^2b^2}\times\sqrt{5b}\longrightarrow$ simplify =$2ab\sqrt{5b}$
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