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At what rate is the area of rectangle changes if sides are x and 4x, if the shorter side x changes at 2m/s and when x=2? a. 12 sq m pers sec b. 16 sq m per sec

At what rate is the area of rectangle changes if sides are x and 4x, if the shorter side x changes at 2m/s and when x=2? a. 12 sq m pers sec b. 16 sq m per sec

Algebra: Structure And Method, Book 1
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 1.4E
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At what rate is the area of rectangle changes if sides are x and 4x, if the shorter side x changes at 2m/s and when x=2? a. 12 sq m pers sec b. 16 sq m per sec c. 24 sq m per sec
Transcribed Image Text:At what rate is the area of rectangle changes if sides are x and 4x, if the shorter side x changes at 2m/s and when x=2? a. 12 sq m pers sec b. 16 sq m per sec c. 24 sq m per sec
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