Question

Factorize a3+b3+3ab-1
a)(a+b-1)(a?+b?+b+a+l-ab)
c)(a+b-1)(a +bP-b-a+l+ab)
b) (a+b-1)(a +b +6+-1+ab)
d)None of these​

Answer 1

Answer:

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Answer 2

Answer:

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