8x^3 - 12x^2 + 6x - 9
1. There is no GCF 2. (8x^3 - 12 x^2) + (6x - 9) 3. 4x^2 (2x - 3) + 3 (2x - 3) *** (2x - 3) is the common factor of each group. 4. (4x^2 + 3) (2x - 3)