Question

Select one of the factors of 3x2 + 12x – 36

Answer 1

Start with 3(x^2 + 4x - 9). Easier to work with.

Answer 2

so that is how i figure out one of the factors?

Answer 3

At this point, you have to use the quadratic formula.

Answer 4

If you have not gotten as far as the quadratic formula in your studies, you at least have the factor of "3" which I separated out for you. Do you know the quadratic formula? If you don't and you need it, I could type it out for you.