Question

Factorise:-

x - 1 - ( x - 1 )² + ax - a​

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

( x - 1 ) ( a - x + 2 )

Step-by-step explanation:

x - 1 - ( x - 1 )² + ax - a​

= ( x - 1 ) - ( x - 1 )² + a ( x - 1 )

= ( x - 1 ) [ 1 - ( x - 1) + a ]

= ( x - 1 ) ( 1 - x + 1 + a )

= ( x - 1 ) ( a - x + 2 )