Math, asked by zhavia29, 4 months ago

a^2-b+ab-a factorize​

Answers

Answered by dasj19126
2

Answer:

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

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