Factorise: x^2-22 x+120 - Vidyadip

Question

Factorise:
$x^2-22 x+120$

✓

Answer

$x^2-22 x+120$
$=x^2-10 x-12 x+120$
$=x(x-10)-12(x-10)$
$=(x-10)(x-12)$

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