1.

A^2-b+ab-a factorise​

Answer»

Answer:

The answer for your QUESTION is ( a + B) ( a - 1 )

Step-by-step EXPLANATION:

Here is your answer

a² - b + AB - a = a² + ab - b - a  

= ( a² + ab ) - ( b + a )  

= a ( a + b) - (a + b )

= ( a + b) ( a - 1 )

Hope it helped

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