Overview
HW 3, Pg.172, Sec.4.1, EX#3, 5, 11, 19, 27
Pg.180, Sec.4.2, EX#3, 5, 9, 13, 19, 25, 33, 41, 53
Pg.188, Sec.4.3, EX#3, 7, 11, 15, 17, 27, 39, 52
Pg.194, Sec.4.4, EX#3, 11, 13, 23, 27, 33, 41
Pg.202, sec.4.5, EX#9, 13, 19, 35, 41, 57, 71
Pg.210, sec.4.6, EX#3, 7, 9, 15, 17, 35
Pg.219, Sec.4.7, EX#5, 7, 11, 13, 17
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