\left. \begin{array} { l } { ( x - 1 ) ^ { 3 } + ( x - 1 ) ^ { 2 } - x + x ( 4 - x ) ( 4 + x ) + ( 8 - x - x ^ { 2 } ) ^ { 2 } + x ^ { 2 } ( 17 - x ^ { 2 } ) } \\ { \frac { 1 } { 2 } x ( 3 - x ) + 3 ( x + 1 ) ( x - 1 ) - x ( x - 1 ) ^ { 2 } + ( x - 1 ) ^ { 3 } - \frac { 1 } { 2 } ( 7 x - 8 ) } \\ { a ^ { 3 } ( 1 - a ) + ( 1 + a ) ^ { 3 } - 3 ( 2 - a ) ^ { 2 } + ( a + 3 ) ( a - 3 ) + ( a + 1 - a ^ { 2 } ) ^ { 2 } } \end{array} \right.
Evaluate
2\left(x^{3}+32\right),\ \frac{3x^{2}}{2},\ 17a-19
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