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MANE 3351

Lecture 22

Classroom Management

Agenda

  • Row Echelon form
  • Lab 9 (assigned 11/19/2025, due 11/26/2025)

Resources

Handouts


Calendar

Week Monday Lecture Wednesday Lecture
12 11/17: Lecture 21 11/19: Lecture 22
13 11/24: Lecture 23 11/26: Lecture 24
14 12/1: Lecture 25 12/3: Lecture 26
15 12/8: Lecture 27 12/10: Review

Final Exam is Monday 12/15/2025 8:00 - 9:45 AM

I will be off-campus participating in an ABET visit and a proctor will be arranged for the final exam.

Assignments

  • Homework 6 (assigned 11/17, due 11/24)
  • Lab Assignment 9 (assigned 11/19/25, due 11/26/25 before 9:30 AM)

Row Echelon Form

  • Augmented Matrix
  • Row operations
  • Any two rows can be interchanged
  • The elements of any row can be multiplied by a nonzero real number
  • Any row can be changed by adding or subtracting the corresponding elements with another row.

Row Echelon Form Video


Example: 2 equations and 2 unknowns


Example: 3 equations and 3 unknowns