Factorise 8m^3 – 60m^2n + 150mn^2 – 125n^3
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Answer:
using (a-b)³ = a³-b³-3a²b+3ab²
now writing 8m³ = (2m)³
125n³ = (5n)³
60m²n = 3(2m)²(5n)
150mn² = 3(2m)(5n)²
comparing with the given formula
it can be written as :-
(2m-5n)³
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