Question: A spherical float has a volume of air within it of radius r 1 , and the outer radius of the float is r 2

A spherical float has a volume of air within it of radius r₁, and the outer radius of the float is r₂. Express in factored form the difference in areas of the outer surface and the inner surface.

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ANSWER Lets first find the formulas for the surface areas of the inner and outer surfaces of the flo... View full answer

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