11.7: 9*, 11*, 14*, 28, 31, 36, 42, 43 (Optional: 4, 6, 8, 30, 35, 40, 44, 47) *You don’t have to submit graphs, but you can use wolfram alpha to graph the functions, so that you can visually check your answers.
11.8: 4, 5, 13, 18, 27, 31 (Optional: 6, 8, 30)
12.1: 2, 12 (Optional: 11)
12.2: 4, 8, 16, 21, 29, 30 (Optional: 6, 11, 17, 26)