A spherical balloon with radius r inches has volume V(r) 4/3πr3. Find an expression that represents the amount of air required

Question

A spherical balloon with radius r inches has volume V(r) 4/3πr3. Find an expression that represents the amount of air required to inflate the balloon from a radius of r inches to a radius of r +1
inches. (Express your answer in terms of and r.)

Kunduz · Accepted Answer

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