math 243

exercises
induction mathematical(from 1 to 18)
                    
1-1

4-8-16-17-18-20-33-34-41-42-43-44-45-47-48-49-50-51-52-53-55-
62-63

2-3

1,3,6,8

2-4

1,3,11,14,20,31,33,35,36,37,39

2-5

1,2,3,5,6,8,9,11,14,15,16,17,19,20,24,28,29,31,33,42,43,44,52,53,54,61