Linear Algebra

Worksheets that accompany the After Hours Math linear algebra series: definitions, a worked example, practice problems, and full solutions for every lesson.

Lesson 1

Systems of Linear Equations

Linear equations and systems, the three elementary row operations, echelon form, and solving by Gaussian elimination.

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Lesson 2

Linear Systems: Many or No Solutions

Inconsistent systems with no solution, dependent systems with infinitely many, free variables, and the general solution.

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