Homework Four: Due 8 October, 2010



Chapter 2.2:

  1. 4
  2. 6
  3. 12
  4. 17
  5. 29
  6. 31
  7. 33

Chapter 2.3:

  1. 1 (a)-(d) only
  2. 7
  3. 15
  4. 16
  5. 27 (c) and (d) only

Chapter 1 Review:

  1. Prove that the vectors (3,3) and (3,-3) span R^2.
  2. Prove that the vectors (3,3), (1,0), and (3,-3) span R^2.
  3. Prove that the vectors (0,0,1), (2,2,0) and (4,4,2) do not span R^3.

Chapter 2.4:

  1. 3
  2. 7 (b) only
  3. 8 (a) and (b) only
  4. 28