4.2 Maple Problems: 1, 4, 5, 6. 9. 4.2 Pencil and Paper Problems: 1, 2, 5, 6, 7, 11. 4.3 Maple Problems: 1, 2, 4, 5ab, 6. (Bonus problem: 8) 4.3 Pencil and Paper Problems: 1, 3, 4. 5.1 Pencil and Paper Problems: 1c, 2, 7, 8.