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   > Math 260 WeBWork

Section 1 Class Problem Sheets
• Matrix Operations
• Elementary Matrices and LU Decomposition
• Determinants via Cofactor Expansions
• Determinants

Below is a list of optional extra problems which you may work to ensure subject mastery. We have chosen these problems to be representative of the types of question which we would expect an advanced student to be able to solve.

Lecture	Problems
Hour 1	§ 1.1: 11, 12, 13, 14
Hour 2	§ 1.2: 1, 2, 3, 4
Hour 3	§ 1.2: 6, 7, 8, 9
Hour 4	§ 1.2: 29, 30, 31, 32
Hour 5	§ 1.3: 27, 28, 29, 30 § 11.7: 1, 2, 3, 4
Hour 6	§ 1.3: 31, 32 § 1.4: 7, 18, 31, 32
Hour 7	§ 1.5: 1, 3, 12, 21
Hour 8	§ 1.6: 2, 5, 14, 22 § 9.9: 2, 5, 6
Hour 9	§ 2.1: 3, 12, 31, 33, 34
Hour 11	§ 2.2: 11, 13, 19, 20
Hour 12	§ 2.3: 12, 17a, 20, 21
Hour 13	§ 11.1: 2, 3, 6, 11