Chapter 21: Suggested exercises

• Sect 21.2: ALL problems!
• Sect 21.3: 1agj, 7bd, 9ce, 10, 11, 12, 13, 16b
• Sect 21.4: 4b, 5e, 6e, 8e, 11e, 12, 13, 16
• Sect 21.5: 9, 10b, 12, 14, 15cde, 17