factorise : a - b - a² + b²
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Hey Hope it helps you!
a-b-a²+b²
a-b-(a²-b²)
a-b-(a+b)(a-b)
(a+b)(a-b-1)
hope it helps you
Answered by
1
a-b-a²+b²
a-b-(a²-b²)
a-b-(a+b)(a-b)
(a+b)(a-b-1)
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