Instructional Video

Khan Academy: Linear Algebra: Reduced Row Echelon Form 1

Curated by ACT

Video shows how to use matrices and reduced row echelon form to simplify a system of 3 equations in 4 variables. Shows how the system relates to vectors to help visualize what the solution represents. This video also appears in the strand Algebra: Matrices. [17:43]

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CCSS: Adaptable
Common Core