\left. \begin{array} { l } { ( 2 x + y ) ^ { 3 } - ( 6 x + y ) ( 6 x - y ) + ( x ^ { 2 } - 5 ) ^ { 2 } } \\ { ( 4 x - y ) ( 4 x + y ) + ( 2 x - y ) ^ { 2 } - ( 5 x + 2 y ) ( 5 x - 2 y ) } \\ { ( 5 a + b ) ^ { 3 } - ( 5 a - b ) ^ { 3 } - 5 ( 4 a - 3 b ) ( 4 a + 3 b ) } \end{array} \right.
Evaluate
\left(x^{2}-5\right)^{2}+\left(2x+y\right)^{3}+y^{2}-36x^{2},\ 4y^{2}-4xy-5x^{2},\ 150ba^{2}+2b^{3}+45b^{2}-80a^{2}
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