\[64x - 48x^{2} + 9x^{3} = 0\]
\[x\left( 9x^{2} - 48x + 64 \right) = 0\]
\[x(3x - 8)^{2} = 0\]
\[x = 0;\ \ \]
\[3x = 8\]
\[x = \frac{8}{3} = 2\frac{2}{3}.\]
\[Ответ:x = 0;\ x = 2\frac{2}{3}.\]