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X^2 - 8x - 65. Factorise​

Answer»

{x}^{2} - 8x - 65 = 0

{x}^{2} - 13x + 5x - 65 = 0

x(x - 13) + 5(x - 13) = 0

(x + 5)(x - 13) = 0

x + 5 = 0 \: \: \: ; \: \: \: \: x - 13 = 0

x = - 5,

x = 13

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