Question

factorise:
$x(x - 2y - z) + 2yz$
​

Answer 1

$= x(x - 2y - z) + 2yz \\ = {x}^{2} - 2xy - xz + 2yz$

Answer 2

Step-by-step explanation:

×(×- 2y - z) + 2yz

= ײ - 2xy - xy + 2yz