Question

X²-3x+3y-y² factorise

Answer 1

Step-by-step explanation:

×^2-y^2-3 (×-y)

(×+y)(×-y)-3 (×-y)

(×-y)[(×+y)-3]

Answer 2

Step-by-step explanation:

x²-y²-3(x-y)

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

(x-y)[(x+y)-3]

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