Question

10. a2 + b - ab - a

really urgent

Don't give useless answer​

Answer 1

Answer:

(a-1)(a-b)

Step-by-step explanation:

a² +b−ab−a .

=a² −ab+b−a

=a(a−b)−1(a−b)

=(a−1)(a−b)

Answer 2

Answer:

(a_1) (a_b)

Step-by-step explanation:

I think it is the right answer I am confident about it.

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