
Algebra: Structure And Method, Book 1
(REV)00 Edition Edition
ISBN: 9780395977224
Author: Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher: McDougal Littell
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Question
A(x)=x(x+4)
describes the area A of the opening of a rectangular window in which the length is
4 feet more than the width, x.
Find the dimensions of the window if the area of the opening is to be
221, square feet by solving A(x)equals=221
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