Question

Factorise : 5a² – 2ab – 7b²
please urgent​

Answer 1

Answer:

5a²−2ab−7b²

=(5a−7b)(a+b)

Answer 2

Answer :-

${5a}^{2} - 2ab - {7b}^{2} \\ {5a}^{2} - 7ab + 5ab - {7b}^{2} \\ a(5a - 7b) \: \: b(5a - 7b) \\ (a + b) \: \: (5a - 7b)$

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