Answer: C
Step-by-step explanation: What is an example of cubic trinomial?
Cubic Trinomials of the Form Ax^3 + Bx+^2 + Cx
For example, the greatest common factor of the trinomial 3x^3 - 6x^2 - 9x is 3x, so the polynomial is equal to 3x times the trinomial x^2 - 2x -3, or 3x*(x^2 - 2x - 3).