MTH 210 Homework Assignments - Spring 2025


Text: Elementary Linear Algebra, 11th Ed. by Anton



Zoom office hours: Wed 2-3 PM, Fri 10-11 AM
Zoom id on syllabus



Due Date Problems
Thursday, Jan. 23 1.1: 5b, 8b, 10bc, 13ab (also give solution set), 26, True/False: b, d, f, h (Section 1.1 scan)
1.2: 1defg, 2acdeg, 3c, 4abc, 6, 7 (by solve we mean give the solution set) (Section 1.2 scan)
Thursday, Jan 30 1.2: 10, 11, 13, 14, 36, 38, 39, 43
1.3: 3acef, 4abc, 5abde, 25, 29a, True/False: c, e, g
Thursday, Feb. 6 1.4: 1abd, 2ac, 8, 10, 24, 31, 36, 45, 47, 52, prove Theorem 1.4.1 e, True/False e, j, k
Thursday, Feb. 13 1.5: 1, 6, 8, 10a, 11, 16, 19a, 26, 28, 32, True/False a, b, c, d, f
1.6: 3, 4, 18, 21, True/False b, f
Thursday, Feb. 20 1.6: 15, 16, 22, True/False c, d, f Additional Problem;
1.7: 8, 21, 22, 46, True/False b, g
Exam 1: Starred Theorems; Zoom problem session: Tue. 6:30 - 7:30 PM; Extra zoom office hour: Wed. 4:00-5:00 PM
Thursday, Feb. 27 2.1: 20bc, 21, 25, 26, 30, 33, 42, True/False e, f, g, h, i, j
Thursday, March 6 2.2: Use row reduction to evaluate the determinant of the matrices in 12 and 14; 16, 18, 22, 23, 29,30, 34, True/False a, b
2.3: 4, 5, 8, 9, 10, True/False a, c, g
Thursday, March 20 2.3: 20, 22, 26, 30, 34, 36, 39, True/False c
Supplementary (page 129-130): 31, 32, 34
Thursday, March 27 3.1: 1, 4, 6, 9, 20, 22, 23
3.2: 2a, 4bd, 5a, 33 True/False a, b, c, d
Thursday, April 3 3.2 10a, 11a, 18, 24a (just find the cosine of the angle), 34, True/False f, g, h
Additional problems
Exam 2: Starred Theorems
Zoom problem session: Mon. 1-2 PM;
Extra zoom office hour: Tue. 5:30-6:30 PM
Thursday, April 10 3.3: 2, 4, 6 (also give the standard form for 4, 6), 8, 12, 14b, 18, 20, 22, 26, 28, 32, 33, 38
Thursday, April 17 1.8: 16, 20, 22a, 23, 28, 31, 32, True/False a, b, c, d, e
Thursday, April 24 4.9: 1bc, 3ab, 5b, 7b, 9a, 11, 25, 27
4.10: 5, 7a, 9a, 11, 33; Determine whether the matrix operators in Exercises 19 and 20 have inverses and give the inverse for those that have them.
Tuesday, May 6 (won't be graded, don't turn in) 5.1: 3, only give the characteristic equation, eigenvalues, and eigenspaces (not the basis) for 5ab, 7, 9
5.2: Let A be the matrix given in Exercise 5a of Section 5.1. Use your answer to 5a to find a matrix P that diagonalizes A and compute P^{-1}AP. Then find A^{100}.
Exam 3: Starred Theorems
Exam week zoom office hours: Wednesday 10:00 - 11:00 AM, Monday 2:00 - 3:00 PM
Problem session: Friday 10:00 - 11:00 AM