A. Determine the factors of the given polynomials
1. 23 - 8 = (x - 2) (_____________)
2. 2x3 + x2 - 23x + 20 = (x + 4) (______)
3. 3x3 + 2x2 - 37x + 12 = (x-3) (_______)
4. x3 - 2x2 - x + 2 = (x - 2) (_________)
5. 5 x3 + 2x + 5 = (x - 1) (__________)​