It’s an all-textbook kind of week…
Textbook, page 102, Exercise 3.6
Textbook, page 102, Exercise 3.7
Textbook, page 104, Exercise 3.14
Textbook, page 104, Exercise 3.20
Textbook, page 104, Exercise 3.21
Textbook, page 105, Exercise 3.23
Textbook, page 105, Exercise 3.28