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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#### Concept explainers

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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