Homework Assignment #12   --- due Tuesday April 22nd.

         Read 7.2, do for yourself Skill Building S-1 through S-9 odd (answers in back of Student Solution Guide)
         Read 7.3, do for yourself Skill Building S-1 through S-9 odd (answers in back of Student Solution Guide)
         Read 7.4, do for yourself Skill Building S-1 through S-9 odd (answers in back of Student Solution Guide)
     
    
  TO BE TURNED IN:
        Do Section 7.2,  Exercises # 6, 9, 10, 13, and 14
        Do Section 7.3, Exercises # 5 and 10
        Do Section 7.4,  Exercises # 3, 4, 9, and 12 (#12 is for extra credit,
                 not because it's more dificult, but just because the assignment is longer than usual)