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If the radius of a sphere is increasing at a constant rate of 2 cm/sec, then the volume is increasing at a rate of cm3/sec

If the radius of a sphere is increasing at a constant rate of 2 cm/sec, then the volume is increasing at a rate of cm3/sec when the radius is 4cm. dV dV dr Hint: - dt = dr . at ) and the volume of a sphere is V = ATP3

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