Algebra 2 (1st Edition)

Published by McDougal Littell
ISBN 10: 0618595414
ISBN 13: 978-0-61859-541-9

Chapter 4 Quadratic Functions and Factoring - 4.5 Solve Quadratic Equations by Finding Square Roots - 4.5 Exercises - Skill Practice - Page 269: 6



Work Step by Step

$\sqrt{3}\cdot\sqrt{27}\qquad$ ...apply the Product Property $\sqrt{ab}=\sqrt{a}\cdot\sqrt{b}$ $=\sqrt{3\cdot 27}\qquad$ ...simplify. $=\sqrt{81}\qquad$ ...take square root.($9^{2}=81$) $=9$
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