# MAS 3105

## Applied linear algebra I

### Fall 2020,
Instructor: Amod Agashe

Office hours: in lecture room right after class, or by appointment
in my office (216 Love; enter through 208 Love).
Email: agashe (the symbol at) math.fsu.edu

First day handout

Suggested homework problems (not to be turned in):

1.1: 4 (answer: (-3,-5)), 17, 18 (answer: yes). Remark: You can use any method to solve the linear systems in these
three problems.

1.2: 7, 12 (answer: no solutions), 13, 17, 23.

1.3: 5, 9, 11 (note: the answer is yes, even though
some versions of the book say no), 13, 21.

1.4: 1, 3, 7, 9, 11, 13, 15, 21, 23 (except parts c and d), 25.

1.5: 1, 5, 7, 11, 13, 15, 17, 23, 29, 31.

1.6: 15 (except the very last statement).

1.7: 1, 7, 11, 15, 17, 21, 27.

1.8: 1, 5, 9, 11, 15, 19, 21 (except part d), 33.

1.9: 1, 5, 17, 23 (except part c), 25, 31.

Optional: Supplementary exercises at the end of Chap 1: 1 (as many as you want), 5a, 7, 19, 21.

2.1: 1, 5, 7, 10, 17, 27.

2.2: 1, 5, 9 (except e), 13, 19, 31.

2.3: 3, 11, 17, 21, 33.

2.8: 7, 9, 11, 17, 19, 21 (except part a), 23.

2.9: 9, 13, 15, 17, 19, 21, 23.

5.1: 5, 7, 13, 15, 17, 21.

5.2: 1, 5, 11, 15, 21.

5.3: 1, 3, 7, 9, 11, 17, 21, 23, additional problem: find the eigenvalues of the matrix in Problem 14 (the answer is given there: 2 and 3).

5.4: 1, 3, 11, 13, 17, 21.

6.1: 1, 3, 7, 9, 11, 13, 15, 17, 19, 27.

6.2: 1, 9, 11, 13, 15, 17, 23 (except part d).

6.3: 1, 3, 7, 11, 13, 15, 21 (except part e).