Question Number 91497 by kikomssn@gmail.com last updated on 01/May/20
$${v}=\pi\int_{\mathrm{0}} ^{\mathrm{2}} {x}^{\mathrm{2}} {dx} \\ $$
Commented by jagoll last updated on 01/May/20
$$\left.=\:\frac{\pi{x}^{\mathrm{3}} }{\mathrm{3}}\:\right]_{\mathrm{0}} ^{\mathrm{2}} \:=\:\frac{\mathrm{8}\pi}{\mathrm{3}} \\ $$