Answer
$\frac{16\pi}{3}$
Work Step by Step
Setup the integration using Shell method.
$2\pi \int_0^2 x(x)dx$
$2\pi \int_0^2 x^2dx$, Integrate
$2\pi (\frac{x^3}{3})]^2_0$, Take the definite integral
$ 2\pi((\frac{8}{3}) - 0)$
$\frac{16\pi}{3}$