Question

solve itt!! I need it...

Answer 1

x^3 - x^2 + ax + x - a - 1

= x^3 - x^2 + ax - a + x - 1

= x^2 ( x-1) +a(x - 1) +1(x-1)

= (x-1) (x^2 +a +1)

Answer 2

this is your answer may be