Question

The factors of x²+y²-xy-x are

Answer 1

Step-by-step explanation:

Is the answer (x-y)(x+y+1)?

You get there by grouping ([x^2-y^2] + 1[x-y]).

x^2-y^2 factors as (x+y)(x-y) so now you have the common factor (x-y) and what's left is (x+y) and +1