MA-110 Introduction to Linear Algebra

Wednesdays 6-8pm, Fall 2025, 41 Cooper Sq. (NAB) rm 101

Instructor: Nikola Janjušević
- Email: nikola dot janjusevic at cooper dot edu
- Office Hours: Thursdays 5:30-6pm (NAB rm 214) + online by appointment
Textbooks:
- Cuoco, A., Waterman, K. Kerins, B. Kaczorowski, E., Manes, M., Linear Algebra and Geometry, AMS/MAA, Vol. 46, 2019. https://bit.ly/4n1addA
- Anton, H., Elementary Linear Algebra, 9th edition, Chapter 10 https://bit.ly/45yJtet
- Stein, Sherman K., and Anthony Barcellos. Calculus and Analytic Geometry. New York: McGrawHill, 1992. http://bit.ly/3UKSqes

Materials

(09/03) Homework 1 due (09/10)
- 1.1: 7, 9
- 1.2: 4(adg), 7, 9(cd), 11(a), S&B12.4.44
- 1.3: 1(efg), 2(efg), 7(b) + give general answer before final calc., 10, 11, 15, S&B12.1: 13, 34, 36, 37
(09/10) Homework 2 due (09/17)
- 1.4: 2(abc) Compute $\lVert A \rVert$ , $\lVert B \rVert$ , 3(ade), 13, 15, S&B12.1: 21, 28
- 2.1: 1(adf), 3(bdh), 5(cdh), 6(abdh)
- 2.2: 1(d(ii),d(iv)), 2, 4, 9, 11(a), 12, 20, 22, 26, 35, S&B12.3: 37, 38
- 2.3: 1,2,5, 9, 13, 14(c), S&B12.2: 23, S&B12.3: 19
(09/17) Homework 3 due (09/24)
- 2.4: 1(c,e), 2(b) draw triangle, 5, 8, 13, 16, S&B12.3: 25
- 2.5: 1(d) do directly and by vector identity, 2, 4, 8, 11, 19, S&B12.6: 29, 30
- 2.6: 1(acf), 2(adf), 3(a), 5(ac), 9-11, 14, 17, 18, S&B12.7: 8, 10, 17, 18, 21
(09/24) Homework 4 due (10/01)
- 3.1: 2, 4, 5, 7(bc), 9(abcd), A10th.1.1.15, A10th.1.1.17
- 3.2: 1, 2, 3, 5, 6, 8(adh), 9, 11(a)
- 3.3: 1, 2, 5(cef), 7, 8, 10, 11