Suppose that the radius of a circular water pool is expanding at a rate of 2 meters per hour, when the radius is 100 meters. At what rate is the surface area of the pool increasing? Recall that the area of a circle is give by  A=π r2

Intermediate Algebra
10th Edition
ISBN:9781285195728
Author:Jerome E. Kaufmann, Karen L. Schwitters
Publisher:Jerome E. Kaufmann, Karen L. Schwitters
Chapter8: Conic Sections
Section8.2: More Parabolas And Some Circles
Problem 63.2PS: By expanding (xh)2+(yk)2=r2, we obtain x22hx+h22ky+k2r2=0. When we compare this result to the form...
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Suppose that the radius of a circular water pool is expanding at a rate of 2 meters per hour, when the radius is 100 meters. At what rate is the surface area of the pool increasing?
Recall that the area of a circle is give by  A=π r2

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