Question: Given that (2x + 5y)(3x y)(2x + y) = ax 3 + bx 2 y + cxy 2 + dy 3 , where a,

Given that (2x + 5y)(3x − y)(2x + y) = ax3 + bx2y + cxy2 + dy3, where a, b, c and d are constants, find the values of a, b, c and d.

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