Question

solve x²-x-4
ANS it fstt

Answer 1

Hey Ma8,

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${x}^{2} - x \: - 4 \\ {x}^{2} - 2x + 2x - 4 \\ x(x - 2) + 2(x - 2) \\ (1) = > x = - 2 \\ (2) = > \: x \: = 2$


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