Question

Factorise 8
^3 - b^3 -12a^2b +6ab^2
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Answer 1

Answer:

We put. the formula (a-b)^3= a^3-b^3-3ab(a-b)=a^3-b^3-3a^2b+3ab^2

first. of all we do the factor of each

=. Let 2a=a and b=b

=. (2a)^3-(b)^3-3×2a×2a×b+3×2a×b×b

=. (2a-b)^3