Introductory Algebra for College Students (7th Edition)

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

Chapter 9 - Section 9.1 - Solving Quadratic Equations by the Square Root Property - Exercise Set - Page 633: 81


10 inches

Work Step by Step

x is the length and width of the open box The volume of box is represented by the following equation: $x\times x\times2=200$ Simplify. $2x^2=200$ Divide each side by 2. $2x^2\div 2=200\div2$ Simplify. $x^2=100$ Take the square root of each side. $\sqrt{x^2}=\sqrt{100}$ Simplify. $x=10$
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