Question

x³-x²-xy+x+y-1 factorise​

Answer 1

Step-by-step explanation:

x³-x²-xy+x+y-1

x³-xy-x²+y+x-1

x(x²-y)-1(x²-y)+x-1

(x-1)(x²-y)+(x-1)

(x-1)(x²-y+1)