Question

Factor the GCF first and then factor the trinomial: 3x2 - 6x - 9
3(x - 3)(x - 3)
3(x + 1)(x - 3)
3(x + 3)(x - 3)
3(x - 1)(x + 3)

Answer 1

3(x^2-2x-3)

Answer 2

GCF=3
3(x^2-2x-3)
3(x^2-3x+x-3)
3[x(x-3)+1(x-3)]
3(x-3)(x+1)

Answer 3

3(x-3)(x+1)