Exercise Group. In the following exercises, a triple integral in cylindrical

coordinates is given. Describe the region in space defined by the bounds of the

integral.

${\displaystyle \underset{0}{\overset{}{}}}{\displaystyle \underset{0}{\overset{3}{}}}{\displaystyle \underset{0}{\overset{\sqrt[\phantom{2}]{9-r^2}}{}}}rdzdrd$