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`(a+b)^3-a-b` |
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Answer» Correct Answer - `(a+b)(a+b+1)(a+b-1)` `(a+b)^3-a-b=(a+b)^3-(a+b)=(a+b)[(a+b)^2 -1] =(a+b)[(a+b)62-1^2]` . |
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