### MATH 321
- HOMEWORK PROBLEMS - Sring 2010

**Homework 1 (due Tuesday Jan 26th):** pdf file

**Homework 2 (due Tuesday Feb 2nd):**

Sec 1.4 (p.32-34): 1, 2(a)(c), 3(a), 4(a), 5(h), 10.

Sec 1.5 (p.40-42): 1, 2(a), 5, 7.
**Homework 3 (due Tuesday Feb 9th):**

Sec 1.6 (p.53-57): 1, 2(a), 3(a), 4, 10(a), 12, 13, 15, 16, 17,
Bonus Exercise 30.
**Homework 4 (due Tuesday Feb 16th):**

Sec 2.1 (p.74-77): 1, 2, 5, 9, 11, 13, 17, 21.
Bonus Exercise: 24 or 25.
**Homework 5 (due Thursday Feb 25th):**

Sec 2.2 (p.84-86): 1, 2(a)(g), 3, 5(b).
Bonus Exercise: 12 or 16.

Sec 2.3 (p. 96-97): 1, 2(b), 3(a), 12, 13.
**Homework 6 (due Thursday March 4th):**

Sec 2.4 (p.106-107): 1, 2(a)(c)(e), 3(c),4,5.

Sec 2.5 (p. 116-117): 1, 2(c), 3(c), 4, 5, 6(b), Bonus 8.
**Homework 7 (due Tuesday March 30th):**

Sec 3.1 (p.151-152): 1, 2, 3, 9, 12.

Sec 3.2 (p. 165-167): 1, 2(a)(c), 4, 5(e)(h), 6(a), 7.
**Homework 8 (due Tuesday April 6th):**

Sec 3.3 (p.179-182): 1, 2(b)(d)(f), 3(b)(d)(f), 4, 8, 9, Bonus 10 and 11.

Sec 3.4 (p. 194-198): 1, 2(b)(c)(h), 4(a), 6, 8, 10.
**Homework 9 (due Tuesday April 13th):**

Sec 4.3 (p. 228): 4 (Cramer's rule),
Bonus 22 (let F=R, try small n first).

Sec 4.4 (p.236-237): 1, 4(b)(g), 5, Bonus 6.

Sec 5.1 (p. 256-260): 1, 2(b), 3(b)(c), 4(f), 6, Bonus 7.
**Homework 10 (due Thursday April 22th):**

Sec 5.2 (p. 279-283): 1, 2(b)(g), 3(b)(f), 7, 8, 14(b), 18.
Bonus 12 or 13

Sec 5.3 (p.309-312): 5, 23.
**Homework 11 (due Thursday April 29th):**

Sec 6.1 (p. 336-341): 1, 2, 5, 8.

Sec 6.2 (p. 352-356): 1, 2(a)(c)(f), 8.
**Last Homework 12 (due Thursday May 6th):**

Sec 6.3 (p. 365-366): 1, 2, 18, Bonus 20.

Sec 6.5 (p. 392-393): 1, 2(a)(d), 3, 5(d)(e).
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of New Mexico

Last updated: April 22, 2010