Question

Please answer x²- xy + y - x​

Answer 1

Answer = (x−y)(x−1)

We need to factorise x² −xy+y−x as

=x(x−y)+1(y−x)

=x(x−y)−(x−y)

=(x−y)(x−1)

Answer 2

x−1)(x−y)

We need to factorise x

2

−xy+y−x as

=x(x−y)+1(y−x)

=x(x−y)−(x−y)

=(x−y)(x−1)

Hence, option C is correct.