If V (r) represents the volume of a sphere of radius rand S(r) represents its surface
Chapter 6, Problem 87(choose chapter or problem)
If V (r) represents the volume of a sphere of radius rand S(r) represents its surface area, it can be shown thatV (r) = S(r). Use the fact that S(r)=4r2 to obtainthe formula for V (r).
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