MATH 69.1104, Linear Algebra I
Practice Problems for Winter 2003
Textbook: David C. Lay, Linear Algebra and its Applications, Third Edition.
Chapter 1 Linear Equations
Section 1.1
# 5, 15, 17, 19, 21, 23, 25, 29.
Section 1.2 #
1, 3, 5, 7, 9, 11, 13, 17, 19, 21, 23, 29, 31. Optional: 33.
Section 1.3 #
5, 7, 9, 11, 13, 15, 17, 19, 21, 23, 25. Optional: 29, 31.
Section 1.4 #
1, 3, 5, 7 , 9, 13, 15, 17, 19, 21, 23, 25, 35.
Section 1.5 #
1, 3, 5, 7, 9, 11, 17, 19, 23, 27, 29, 31.
Section 1.7 #
1, 3, 5, 7, 9, 11, 13, 15, 17, 19, 21. Optional: 31, 33, 37.
Section 1.8 #
3, 5, 7, 9, 11, 17, 19, 21. Optional: 29, 30, 31, 33.
Section 1.9 #
1, 3, 5, 7, 9, 11, 15, 17, 19, 21, 23, 25, 27.
Supplementary exercises: # 3, 7, 14, 23.
Chapter 2 Matrix Algebra
Section 2.1
# 1, 3, 7, 9, 15, 17, 23, 27.
Section 2.2
# 1, 5, 7, 9, 11, 13, 17, 19, 31, 33, 35.
Section 2.3
# 1, 3, 5, 7, 11, 13, 15, 19, 21, 23, 29, 33.
Section 2.8
# 5, 7, 9, 15, 17, 19, 21, 23, 25. Optional: # 31, 33.
Section 2.9
# 3, 5, 9, 11, 13, 15, 19, 21, 25.
Supplementary exercises: # 1, 3, 9. Optional: # 11, 13.
Chapter 3 Determinants
Section 3.1
# 1, 3, 9, 11, 13, 19 - 29, 33 - 39 . (Optional: # 15, 17,
41.)
Section 3.2
# 1, 3, 5, 11 - 19, 27, 29, 37, 39, 41. (Optional: # 31, 33, 35,
43).
Section 3.3
# 1, 3, 7, 9, 11, 17, 21, 23, 27. (Optional: # 25, 31.)
Chapter 5 Eigenvalues and Eigenvectors
Section 5.1 #
1 - 19 (odd), 21, 23. Optional: # 25, 27.
Section 5.2
# 1, 3, 5, 9, 11, 15, 21.
Section 5.3
# 1, 3, 5, 7, 9, 11, 13, 21, 23, 29.
Section 5.5
# 1, 3, 5, 7, 9, 11, 13, 15.
Chapter 6 Orthogonality
Section 6.1
# 1 - 17 (odd), 27.
Section 6.2
# 1, 5, 7, 9, 11, 13, 17, 19, 21. Optional: 27.
Section 6.3
# 1, 3, 7 , 9, 11, 13, 17, 19.