Question

x2 - 2xy + 2yz - z2, plz factorization of this

Answer 1

(x-z) [ x+z-2y] is required

Answer 2

$2x- 2xy + 2yz - z2$
$(- 2xy + 2x) (2yz - 2z)$
$- 2xy + 2x = + 2x (-y + 1)$, $+ 2yz - 2z = - 2z (-y + 1)$
$(2x - 2z) (-y + 1)$