\left. \begin{array} { l } { ( m - 1 ) ^ { 2 } ( m + 1 ) ^ { 2 } - ( m ^ { 2 } - m - 1 ) } \\ { ( \frac { 1 } { 2 } a - 1 ) ^ { 2 } + ( a - 3 ) ( 1 - \frac { 5 } { 2 } a ) } \\ { ( \quad - 1 ) ^ { 3 } ( - 1 ) ^ { 3 } } \end{array} \right.
Least Common Multiple
\frac{9a^{2}m^{4}}{4}-\frac{27\left(am\right)^{2}}{4}-\frac{15am^{4}}{2}+2m^{4}+\frac{9ma^{2}}{4}+\frac{45am^{2}}{2}-\frac{15am}{2}+\frac{9a^{2}}{2}-6m^{2}+2m-15a+4
Evaluate
m^{4}-3m^{2}+m+2,\ -\frac{9a^{2}}{4}+\frac{15a}{2}-2,\ 1
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