The integrals in 2831 represent the volume of either a hemisphere or a cone, and the
Chapter 8, Problem 28(choose chapter or problem)
The integrals in 2831 represent the volume of either a hemisphere or a cone, and the variable of integration measures a length. In each case, say which shape is represented, and give the radius of the hemisphere or the radius and height of the cone. Make a sketch to support your answer showing the variable and all other relevant quantities.
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