Question

factorize z-7+7xy-xyz

Answer 1

hope it's helpful for u..

Answer 2

z - 7 + 7xy - xyz = (1 - xy)(z - 7)

Given :

The expression z - 7 + 7xy - xyz

To find :

To factorise

Solution :

Step 1 of 2 :

Write down the given expression

The given expression is

z - 7 + 7xy - xyz

Step 2 of 2 :

Factorise the expression

$\sf \: z - 7 + 7xy - xyz$

$\sf = z - 7 - xyz + 7xy$

$\sf = 1(z - 7) - xy(z - 7)$

$\sf = (z - 7) (1- xy)$

$\sf = (1 - xy)(z - 7)$

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