Homework 12 (due Friday, April 15)

Section 4.3, Problems 1,4,7,12,13,15,16,19,21,24,28,29

Section 4.4, Problems 2,5,7,10,12,15,18,21,30,35,38,43,44,49,50,52,55

Section 4.5, Problems 1,5,8,16,21,35

Extra Credit, Section 4.4, Problem 60