Question

$x {}^{2} - 8x + 48$

Answer 1

${x}^{2} - 8x + 48 \\ {x}^{2} + 4x - 12x + 48 \\ x(x + 4) - 12(x + 4) \\ (x - 12) \: (x + 4)$
This is the required answer.