simple task

The Unit 5 Assignment includes:
  Problem 9-4 – found on page 398 of your textbook (Worth 8 Points)
  Problem 10-1 – found on page 445 of your textbook (Worth 8 Points)
  Problem 10-16 – found on page 447 of your textbook (Worth 8 Points)
  Problem 11-2 – found on page 487 of your textbook (Worth 8 Points)
  Problem 11-15 – found on page 490 of your textbook (Worth 8 Points)