5. The volume and surface area of a "jawbreaker" for any radius is given by the formulas V(r=r³ and Sr=4πr² Respectively. Roger Guffey estimates the radius of a jawbreaker while in a person' mouth to be r(t)=6- 3 17 Where r(t) is in millimeters and t is in minutes. a) What is the life expectancy of a jawbreaker? dv b) Find dt dS and when t 15 and interpret your answer. dt

5. The volume and surface area of a "jawbreaker" for any radius is given by the formulas V(r=r³ and Sr=4πr² Respectively. Roger Guffey estimates the radius of a jawbreaker while in a person' mouth to be r(t)=6- 3 17 Where r(t) is in millimeters and t is in minutes. a) What is the life expectancy of a jawbreaker? dv b) Find dt dS and when t 15 and interpret your answer. dt

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 1.3E

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