BD Merit - Freelancing, BCS, Bank, Primary, Admission, NTRCA

1 . a3-b3,a3+b3

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Answer: Option B

Explanation:

a^3 - b^3 = (a - b)(a^2 + ab + b^2)
a^3 + b^3 = (a + b)(a^2 - ab + b^2)
H.C.F = 1.