Question

a^2-b^2-(a+b)^2v factorise it​

Answer 1

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${a}^{2} - {b}^{2} - ( {a}^{2} + {b}^{2} + 2ab) = 0 \\ \\ {a}^{2} - {b}^{2} - {a}^{2} - {b}^{2} - 2ab = 0 \\ \\ - 2 {b}^{2} - 2ab = 0 \\ \\ - 2b(b + a) = 0$

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