Question

Resolve into factors :
x^2-(y-3)x-3y​

Answer 1

Answer:

x^2-(y-3)x-3y

x^2-yx+3x-3y

x(x-y)+3(x-y)

(x+3)(x-y)

x= -3 and x= y

Answer 2

Answer:

x^2-(y-3)x -3y

= x^2-xy+3x-3y

=x(x-y) +3(x-y)

=(x - y) (x+ 3)