Question: The surface area formula for a sphere is A = 47r, where r is the radius of the sphere. The dA = c 4 .

The surface area formula for a sphere is A = 47r, where r is the radius of the sphere. The dA = c 4 . What is the value of c? instantaneous rate of change of A with respect to r can be written as O A. O B. O C. 2 O D. 3 O E

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