Fall 2021

Math 3120 Introduction to Linear Algebra

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Homework 1

Due Friday September 10, in class
  • Section 1.1 The Vector Space of m x n Matrices
    • Read Section 1.1. Do the True/False questions (p. 16). Do Problems 1.1, 1.2. WeBWorK reading question due August 27 @ 9:45 am.
    • A Geogebra linear combination activity
    • In class (group work): 1.3, 1.10
    • Homework: 1.8, 1.11, 1.12, 1.13, 1.14, 1.16, 1.18, 1.20, 1.26, 1.28, 1.32, 1.36
    • Hand In: 1.12, 1.20
    • Introduction to WeBWorK assignment due August 27 @ 11 pm. WeBWorK assignment due September 3 @ 11 pm
  • Section 1.2 Systems
    • Read Section 1.2. Do the True/False questions (p. 37). Do Problem 1.44. WeBWorK reading question due August 30 @ 9:45 am.
    • In class (group work): 1.45, 1.46(g)
    • Homework: 1.46, 1.48, 1.49, 1.50
    • Hand In: 1.46(i), 1.50
  • Section 1.3 Gaussian Elimination
    • Read Section 1.3. Do the True/False questions (pp. 60). Do Problem 1.54. WeBWorK reading question due September 3 @ 9:45 am.
    • In class (group work): 1.56(b), 1.59(b)
    • Homework: 1.56, 1.57, 1.59, 1.61, 1.62, 1.63, 1.65, 1.66, 1.68, 1.74
    • Hand In: 1.56(d), 1.59(b), 1.66
    • WeBWorK assignment due September 15 @ 11 pm