Factorise: x^2+x y-2 x z-2 y z - Vidyadip

Question

Factorise:
$x^2+x y-2 x z-2 y z$

✓

Answer

$x^2+x y-2 x z-2 y z$
$=x(x+y)-2 z(x+y)$
$=(x+y)(x-2 z)$

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