From the textbook: 3.3 #7,14,17,22,28,32,33,35,42,45,48,49 3.4 #17,23,38,45,50,54,60,64,73,78,81 3.5 #6,16,19,21,24,28,30,37,54,56,66 3.6 #4,8,13,19,26,29,33,37,41,48,50,51 3.7 #3,6,8,16,20 3.8 #3,5,10,12,16 3.9 #4,7,14,16,20,24,27,31,34,41,43 3.10 #6,14,15,20,24,38