solve it ............................
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3rd.
(a+b)^3 + (a-b)^3 + 6a (a^2 - b^2)
a^3 + b^3 + 3a^2b + 3ab^2 + a^3 - b^3 - 3a^2b + 3ab^2 + 6a^3 -6ab^2
a^3 + a^3 + 6a^3
8^3
sivaprasath:
where is ''a'' ?
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