1.

64a3-27b3-144a2b+108ab2

Answer»

64a³-27b³-144a²b+108ab²(4a)³-(3b)³-3(4a)(3b)[4a-3b]

(a)³-(b)³-3ab(a-b)=(a-b)³

(4a)³-(3b)³-3(4a)(3b)[4a-3b]=(4a-3b)³



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