Fall 2021

Math 3120 Introduction to Linear Algebra

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Homework 5

Due Wednesday November 10, in class
  • Section 4.1 Definition of the Determinant
    • Read Section 4.1. Do the True/False questions (pp. 255-256). Do Problem 4.1(a)(c)(e)(g)(i). WeBWorK reading question due October 20 @ 9:45 am.
    • In class (group work): 4.1(f), 4.7
    • Homework: 4.1(b)(d)(h)(j), 4.4, 4.5, 4.8
    • Hand In: 4.1(h), 4.8
  • Section 4.2 Reduction and Determinants
    • Read Section 4.2. Do the True/False questions (p. 265). Do Problem 4.12(a)(c)(e). WeBWorK reading question due October 22 @ 9:45 am.
    • In class (group work): 4.12(b), 4.16
    • Homework: 4.12(d)(f), 4.14, 4.15, 4.17, 4.23, 4.24, 4.25, 4.26
    • Hand In: 4.12(d), 4.24, 4.26
    • WeBWorK assignment due November 1 @ 11 pm (for Sections 4.1 and 4.2)
  • Section 4.3 A Formula for Inverses
    • Read Section 4.3. Do the True/False questions (p. 275). Do Problem 4.28. WeBWorK reading question due October 27 @ 9:45 am.
    • In class (group work): 4.29, 4.36
    • Homework: 4.30, 4.32, 4.35
    • Hand In: 4.30, 4.35
    • WeBWorK assignment due November 3 @ 11 pm
  • Section 5.1 Eigenvectors
    • Read Section 5.1. Do the True/False questions (pp. 287-288). Do Problems 5.1, 5.2(a). WeBWorK reading question due November 1 @ 9:45 am.
    • In class (group work): 5.3(a), 5.5(f), 5.12
    • Homework: 5.2, 5.3(b)(c), 5.5(d)(h), 5.10, 5.11, 5.13, 5.14
    • Hand In: 5.3(c), 5.5(h), 5.10
    • WeBWorK assignment due November 8 @ 11 pm
  • Section 5.2 Diagonalization
    • Read Section 5.2. Do the True/False questions (p. 299). Do Problem 5.29(a)-(d). WeBWorK reading question due November 5 @ 9:45 am.
    • In class (group work): 5.29(g), 5.33
    • Homework: 5.29(e)(h), 5.34, 5.35, 5.36, 5.37, 5.38
    • Hand In: 5.29(h), 5.38(a)
    • WeBWorK assignment due November 12 @ 11 pm
  • Section 5.3 Complex Eigenvectors
    • Read Section 5.3. Do Problem 5.44. WeBWorK reading question due November 8 @ 9:45 am.
    • In class (group work): 5.44, 5.47
    • Homework: 5.46, 5.50, 5.54, 5.56, 5.57
    • Hand In: 5.54
    • WeBWorK assignment due November 15 @ 11 pm