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Session 4


  • The following video covers the material for this session.
  • After watching the video, you should attempt the homework problems.
  • When you have finished the material below, you can return to the main page or start on the next session


  • Properties of elementary matrices
  • Finding the inverse of a matrix
  • Properties of invertible matrices
  • The determinant of a matrix


2.5 (Nicholson): 1, 2, 3, 6a, 8d, 9, 10, 14, 20
7.8 (Fioresi): 4, 7

Open Nicholson Homework Assignment