B. Divide the following using the synthetic division.
1. (3x ^ 3 - 2x ^ 2 + 7x - 6) + (x - 1)
2. (2x ^ 3 + 5x - 7) + (x - 2)
3. (5x ^ 3 + 2x ^ 2 - 6) + (x - 1)
4. (2x ^ 3 - x ^ 2 - 14x + 20) + (x + 3)
5. (x ^ 3 - 2) + (x - 1)​