\[\boxed{\mathbf{698\ (698).\ }Еуроки\ - \ ДЗ\ без\ мороки}\]
\[\frac{\left( a^{- 3} \right)^{3}}{a^{- 2} \cdot a^{- 5}} = \frac{a^{- 9}}{a^{- 7}} = \frac{a^{7}}{a^{9}} = \frac{1}{a^{2}};\ \ \]
\[при\ a = \frac{1}{3}:\]
\[\frac{1}{a^{2}} = \frac{1}{\left( \frac{1}{3} \right)^{2}} = 1\ :\frac{1}{9} = 9.\]