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: 3.3.2, 3.3.3, 3.3.6, 3.3.8, 3.3.9, 3.3.10, 3.3.11, 3.3.14, 3.3.15, 3.3.18, 3.3.19, 3.3.21) 8. Dimension (See in book: 3.4.1, 3.4.3, 3.4.8) Additional Details • Exam 2 will occur in class on Friday, March 11 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. • No notes or electronic devices may be used on the exam. 1