Use factor theorem to factorise a cube+b cube +c cube -3abc
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it is an identity to solve it
(a+b+c)(a square+b square+c square- ab- bc - ca)
(a+b+c)(a square+b square+c square- ab- bc - ca)
AnkitKumar75:
explain these question breifly
which
that question identity give to me solve that
its not to be solved its just an identity....which helps to solve questions just like a+ b square
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