Introductory Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-805-X
ISBN 13: 978-0-13417-805-9

Chapter 8 - Section 8.2 - Multiplying and Dividing Radicals - Exercise Set: 117

Answer

$5\sqrt3$ square feet

Work Step by Step

The area of the rectangle is the length multiplied by the width. $A=\sqrt{15}\times\sqrt5$ Use the product rule for square roots. $A=\sqrt{15\times5}$ $A=\sqrt{3\times5\times5}$ Simplify. $A=5\sqrt3$
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