Question

factorise the following polynomials:

1) z(z-1)+2(z-1)
2) 6(3+x)+x(3+x)

Answer 1

Answer:

1) (z+2)(z-1) ➔ z = -2 or 1 ➔ z² + z -2

2) (6+x) (3+x) ➔ z = -6 or -3 ➔ 18 + 9x + x²

Hope it helps