CUBE IT ALL !!!!
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pending
If a+b+c = 0
then a^{3}+b^{3}+c^{3} = ?
3abc
0
1
None of these
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1 solution
a 3 + b 3 + c 3 -3abc=(a+b+c) ( a 2 + b 2 + c 2 -ab-bc-ca)
a 3 + b 3 + c 3 -3abc=0
a 3 + b 3 + c 3 =3abc