Below you will find answer keys to the exercises at the end of each lesson. Simply click the title (e.g. Lesson 2) to download a PDF version of the answer key.
Solutions to the exercises from section 3.1
Solutions to the exercises from section 3.2
Solutions to Supplemental Worksheet #1
Solutions to the exercises from section 3.3
Solutions to the checkpoint questions (p. 213 - 218)
Solutions to the exercises from section 3.4
Solutions to the exercises from section 3.5