Algebra 2 (1st Edition)

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

Chapter 4 Quadratic Functions and Factoring - 4.7 Complete the Square - 4.7 Exercises - Problem Solving - Page 290: 67a

Answer

$A=-2x^2+120x$

Work Step by Step

Let x = the length $120-2x$ = the width The area formula: $A=lw$ Plug in the given values: $A=x(120-2x)$ $A=-2x^2+120x$
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