Question

Factorise x square - 5 x + 636

Answer 1

Answer:

$x {}^{2} - 5x + 636 \\ \frac{b + - \sqrt{b {}^{2} - 4ac } }{2a} \\ \\ \frac{ - 5 + - \sqrt{25 - 4 \times 1 \times 636} }{2} \\ \frac{ - 5 + - \sqrt{25 - 2544} }{2} \\ \\ \frac{ - 5 + - \sqrt{2519} }{2}$

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