Chapter 3:
Linear systems and matrices

Written Notes

3-0: Introduction
3-1:  Linear equations and linear systems
3-2:  Elimination and back substitution
3-3:  Equivalent systems and elementary operations
3-4:  Using matrices to represent linear systems
3-5:  Gauss Jordan elimination
3-6:  Homogeneous systems
3-7:  Number of solutions of a system

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