The following integral represents the volume $of$ a solid $of$ revolution. Describe the solid.

${\displaystyle \underset{0}{\overset{1}{}}}(x^{12}-x^{14})dx$

The integral

$\{$:${)}^2$ describes the

volume $of$ the solid obtained $by$ rotating the region

$,$

$\{$:$y{x}^6\}of$ the $xy-$plane about the