Question

ab2+b(a-1)-1 factorize it. plz​

Answer 1

Answer:

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Answer 2

Answer:

$a {b}^{2} + b(a - 1) - 1 \\ a {b}^{2} + ab - b - 1 \\ ab(b + 1) - (b + 1) \\ (ab - 1)(b + 1)$

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