On page 802, read about ``Euler's identity'' In Appendix A.5, read from the middle of page AP-17 to the end of Example 3. p. 805 # 49(abc), 50, 54 p. 816 # 50 (use power series instead of l'Hopital's rule) p. AP-21 (in Appendix A.5) # 2(c), 11, 13