As always, if you find while working these problems that you need further practice, I would suggest trying some of the odd-numbered problems (answers to odd exercises are in the back of the book) or asking the TAs or myself questions in office hours.

Chp 4
4-4 (p.112), 4-8 (p. 115), 4-12 (p.122), 4-14 (p. 123), 4-22 (p. 134), 4-26 (p. 140)