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: 11

Answer

$3\sqrt {11}$

Work Step by Step

$\sqrt {99}$$\longrightarrow$ factor out perfect squares $=\sqrt {9\times11}$ $\longrightarrow$use the multiplication property of squre roots $=\sqrt {9}\times\sqrt {11}$$\longrightarrow$simplify $=3\sqrt {11}$
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