(3m-2n)³+6(3m-2n)²-p(3m-2n)-6p
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Step-by-step explanation:
(a-b)^3 = a^3 - b^3 - 3ab(a-b)
(3m-2n)^3 = 3m^3 - 2n^3 - 3*3m*2n(3m-2n)
=
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