The length of a rectangle is increasing at a rate of 9cm/s and its width is increasing at a rate of 7cm/s. When the length is 11cm and the width is 7cm, how fast is the area of the rectangle increasing? answer in cm2/s
The length of a rectangle is increasing at a rate of 9cm/s and its width is increasing at a rate of 7cm/s. When the length is 11cm and the width is 7cm, how fast is the area of the rectangle increasing? answer in cm2/s
Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter12: Quadratic Functions
Section12.6: Solving Problems Involving Quadratic Equations
Problem 1.1E
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The length of a rectangle is increasing at a rate of 9cm/s and its width is increasing at a rate of 7cm/s. When the length is 11cm and the width is 7cm, how fast is the area of the rectangle increasing?
answer in cm2/s
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