The Organic Chemistry Tutor | How To Perform Elementary Row Operations Using Matrices @TheOrganicChemistryTutor | Uploaded May 2023 | Updated October 2024, 1 week ago.
This precalculus video tutorial explains how to perform elementary row operations using matrices.

Introduction to Matrices: youtube.com/watch?v=yRwQ7A6jVLk

Adding and Subtracting Matrices:
youtube.com/watch?v=QXUbFzEd3Ww

Scalar Multiplication of Matrices:
youtube.com/watch?v=iJERwUVuwtY

Solving Matrix Equations:
youtube.com/watch?v=UHhvcj0doaA

Multiplying Matrices:
youtube.com/watch?v=vzt9c7iWPxs

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Gaussian Elimination & Row Echelon Form:
youtube.com/watch?v=eDb6iugi6Uk

Gauss Jordan Elimination:
youtube.com/watch?v=eYSASx8_nyg

Gaussian Elimination With 4 Variables:
youtube.com/watch?v=4VAXv6yRULU

Inverse of a 2x2 Matrix:
youtube.com/watch?v=aiBgjz5xbyg

Inverse of a 3x3 Matrix:
youtube.com/watch?v=Fg7_mv3izR0

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Determinant of 2x2 and 3x3 Matrix:
youtube.com/watch?v=3ROzG6n4yMc

Determinant of 4x4 Matrix:
youtube.com/watch?v=fWzUwrt1Z0s

Cramer's Rule - 2x2 Linear System:
youtube.com/watch?v=vXqlIOX2itM

Cramer's Rule - 3x3 Linear System:
youtube.com/watch?v=Ot87qLTODdQ

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Final Exams and Video Playlists:
video-tutor.net

Full-Length Videos and Worksheets:
patreon.com/MathScienceTutor/collections