$\int \left( x ^ { 3 } - 3 x ^ { 2 } \right) \left( 6 x ^ { 2 } - 12 x \right) d x$

Short Answer

$\int \left( x ^ { 3 } - 3 x ^ { 2 } \right) \left( 6 x ^ { 2 } - 12 x \right) d x$ Enter your answer with any coefficients in front as integers or reduced fractions of form a/b.