Solve.The radius of a sphere with surface area S is given by the expression .a) Simplify the expression.b) Find the radius of a beach ball if its surface area is 288 in.2. Express the answer in radical form.

A. a) ; b)  in.
B. a) ; b)  in.
C. a) ; b)  in.
D. a) ; b)  in.


Answer: A

Mathematics

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