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The radius of a circle increases at a rate of 2m/sec. Then the rate at which the area of the circle increases when the radius is 1 m. O a. 6r O b. 2x Oc. 8m O d. 4m O e. None

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

Chapter2: Working With Real Numbers

Section2.3: Rules For Addition

Problem 14P

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Question

The radius of a circle increases ata rate of 2m/sec. Then the rate at which the area of the circle increases when the radius is 1 m.
O a. 6x
O b. 2n
O .8m
O d. 4x
O e. None

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