Question

Factorise : a-b-a2 +b²​

Answer 1

Answer:

Answer

Given polynomial isa−b−a 2 +b 2

=(a−b)−(a 2 −b 2 )

=(a−b)−(a−b)(a+

=(a−b)[1−(a+b)]

Option A is correct.

Step-by-step explanation:

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