Answered: The surface area of a sphere increases…

The surface area of a sphere increases at a rate of 77 m2/sec. Then the rate at which the radius changes, when the radius is 3 m is O 2.04 m/sec O 1.36 m/sec O 1.02 m/sec O 4.08 m/sec O 1.63 m/sec

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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The surface area of a sphere increases at a rate of 77 m²/sec. Then the rate at which the radius changes, when the radius is 3 m is
O 2.04 m/sec
O 1.36 m/sec
O 1.02 m/sec
O 4.08 m/sec
O 1.63 m/sec

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