I WANT THE CUBE IDENTITY

1.	I WANT THE CUBE IDENTITY
Answer» 1. (a+ b)^3 = a^3 - b^3 - 3ab( a+b )2. (a- b)^3 = a^3 - b^3 - 3ab ( a- b)3. (a^3 + b^3) = ( a+b) (a^2 + ab+ b^2)4. (a^3-b^3) = (a- b) (a^2 + ab + b^2)

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