Math 317: Linear Algebra
Exam 2 Topics
1. Inverse Matrices (See in book: 2.3.1,2.3.2,2.3.8,2.3.9,2.3.11)
2. Elementary Matrices, LU Factorization (See in book: 2.4.3, 2.4.8, 2.4.14a, See also
HW 5, Problem 6 and Problem 7)
3. The Transpose, Symmetric Matrices, Skew Symmetric Matrices (See in book: 2.5.1,
2.5.2, 2.5.5, 2.5.6, 2.5.8, 2.5.11, 2.5.12, 2.5.15)
4. Subspaces of Rn . (See in book: 3.1.1, 3.1.4, 3.1.5, 3.1.6, 3.1.11, 3.1.15)
5. Orthogonal Complements (See in book: 3.1.10, 3.1.12, 3.1.14, 3.1.16)
6. The Four Fundamental Subspaces (See in book: 3.2.2, 3.2.3, 3.2.4, 3.2.6, 3.2.10)
7. Linear Independence and Basis (See in book: 3.2.2, 3.2.3, 3.2.6, 3.2.8, 3.2.9, 3.2.10,
3.2.11, 3.2.14, 3.2.15, 3.2.18, 3.2.19, 3.2.21)
8. Dimension (See in book: 3.4.1, 3.4.3, 3.4.8)
Additional Details
• Exam 2 will occur in class on Friday, October 23 in our usual classroom.
• In addition to going over the homework, please refer to the examples done in class,
as parts of the exam may resemble these examples.
• Although you have 50 minutes to complete the exam, I will be in the classroom at
12:55 PM for those who would like extra time. The exam will conclude at 2:05 PM.
• No notes or electronic devices may be used on the exam.
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