InterviewSolution
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Factorise : 6 + 7b - 3b2 |
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Answer» 6 + 7b - 3b2 = 6 + 9b - 2b - 3b2 = 3(2 + 3b) -b(2 + 3b) = (2 + 3b) (3 - b) |
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