Math, asked by pranjalgupta08116, 21 days ago

factorise a² + b – ab – a​

Answers

Answered by rohitsharmabp56
0

Answer:

my dear friend your answer is

Step-by-step explanation:

Correct option is

A

(a−1)(a−b)

a

2

+b−ab−a

=a

2

−ab+b−a

=a(a−b)−1(a−b)

=(a−1)(a−b)

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