Due: Wednesday, Feb. 4

1. Write solutions to 2.4.4 plus three additional from: 2.2.1, 2.4.2 , 2.4.3a-c, 2.4.3d-f, 2.4.5 (just show not regular- you do not have to use intersection), 2.5.1ai,aii,aiii,bi,bii,biii, 2.5.4a-c (this one is challanging and exciting).