Divide the following using long division method. Then, write your final answer in the form
1. (m+4) ÷ m⁴ + 2m³ + 3m² + 4m + 5
2. (n-4) ÷ 2n⁴ + 4n³ - n² + 7n + 2
3. (z+2) ÷ 8z⁴ - 7z³ - 7z + 37
4. (b-6) ÷ b³ - 3b² + 12b +12
