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The time rate of change of the radius of a sphere is 1/2π. When it's radius is 5cm, what will be the rate of change of the surface of the sphere with time?

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MCQs on derivative application, quantities rate change, derivative applications for error determination, increasing and decreasing functions, tangents, normals, approximations, maxima and minima.


The time rate of change of the radius of a sphere is 1/2π. When it's radius is 5cm, what will be the rate of change of the surface of the sphere with time?






 
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