\[\boxed{\text{565\ (565).}\text{\ }\text{Еуроки\ -\ ДЗ\ без\ мороки}}\]
\[\textbf{а)}\ если\ \ \ 0 < a < 1:\ \]
\[a^{3} < a^{2} < a.\]
\[\textbf{б)}\ если\ \ \ a > 1:\ \ \ \]
\[\ a < a^{2} < a^{3}.\]
\[\textbf{в)}\ если\ \ - 1 < a < 0:\ \ \]
\[a < a^{3} < a^{2}.\]
\[\textbf{г)}\ если\ \ a < - 1:\ \ \text{\ \ }\]
\[a^{3} < a < a^{2}.\]