Fall 2021

Math 3120 Introduction to Linear Algebra

A printed version of this page has no headers, footers, menu bars or this message.

Homework 2

Due Friday September 24, in class
  • Section 1.4 Column Space and Null Space
    • Read Section 1.4. Do the True/False questions (pp. 81-82). Do Problem 1.80. WeBWorK reading question due September 10 @ 9:45 am.
    • In class (group work): 1.83, 1.85(a), 1.88
    • Homework: 1.84, 1.85(c), 1.87, 1.89, 1.91, 1.94, 1.93, 1.96(b)(c)(d), 1.101, 1.102, 1.106, 1.108, 1.109, 1.113, 1.114, 1.115
    • Hand In: 1.85(c), 1.96(d), 1.109, 1.113
  • Section 2.1 The Test for Linear Independence
    • Read Section 2.1. Do the True/False questions (p. 104). Do Problems 2.1(a)(d)(g)(j). WeBWorK reading question due September 15 @ 9:45 am.
    • In class (group work): 2.1(c), 2.3(b)
    • Homework: 2.1(b)(e)(f)(k), 2.3(a)(c)(d)(f), 2.5, 2.6, 2.9(a)(c), 2.11, 2.13, 2.16(a)(c)(e), 2.17(a)(c)(d)(f), 2.19
    • Hand In: 2.1(k), 2.3(f), 2.9(c), 2.17(d)
    • WeBWorK assignment due September 24 @ 11 pm
  • Section 2.2 Dimension
    • Read Section 2.2. Do the True/False questions (p. 118). Do Problems 2.20, 2.22, 2.24(a). WeBWorK reading question due September 20 @ 9:45 am.
    • In class (group work): 2.24(a), 2.27(a), 2.30(a)
    • Homework: 2.24(b)(c), 2.25, 2.26, 2.27, 2.29, 2.30, 2.33, 2.35, 2.36, 2.38, 2.41, 2.43, 2.45
    • Hand In: 2.24(c), 2.27(c), 2.30(c), 2.38
    • WeBWorK assignment due September 27 @ 11 pm