a^3 + b^3 + c^3 formula
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2
a ^ 3 + b ^ 3 + c ^ 3 = ( a + b + c ) ( a ^ 2 + b ^ 2 + c ^ 2- ab - bc - ca )
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Answered by
2
a^3+b^3+c^3=3abc
if a+b+c= 0
or
a^3+b^3+c^3-3abc = (a+b+c)(a^2+b^2+c^2-ab-bc-ca
if a+b+c= 0
or
a^3+b^3+c^3-3abc = (a+b+c)(a^2+b^2+c^2-ab-bc-ca
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