This physics video tutorial explains how to find the cross product of two vectors (i, j, k) using matrices and determinants and how to confirm your answer using the dot product formula.
Vectors - Free Formula Sheet: https://bit.ly/3WYIGOv
Physics Video Lessons:
https://www.video-tutor.net/physics.html
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Introduction to Matrices:
https://www.youtube.com/watch?v=yRwQ7A6jVLk
Adding and Subtracting Matrices:
https://www.youtube.com/watch?v=QXUbFzEd3Ww
Scalar Multiplication of Matrices:
https://www.youtube.com/watch?v=iJERwUVuwtY
Solving Matrix Equations:
https://www.youtube.com/watch?v=UHhvcj0doaA
Multiplying Matrices:
https://www.youtube.com/watch?v=vzt9c7iWPxs
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Gaussian Elimination & Row Echelon Form:
https://www.youtube.com/watch?v=eDb6iugi6Uk
Gauss Jordan Elimination:
https://www.youtube.com/watch?v=eYSASx8_nyg
Gaussian Elimination With 4 Variables:
https://www.youtube.com/watch?v=4VAXv6yRULU
Inverse of a 2x2 Matrix:
https://www.youtube.com/watch?v=aiBgjz5xbyg
Inverse of a 3x3 Matrix:
https://www.youtube.com/watch?v=Fg7_mv3izR0
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Determinant of 2x2 and 3x3 Matrix:
https://www.youtube.com/watch?v=3ROzG6n4yMc
Determinant of 4x4 Matrix:
https://www.youtube.com/watch?v=fWzUwrt1Z0s
Cramer's Rule - 2x2 Linear System:
https://www.youtube.com/watch?v=vXqlIOX2itM
Cramer's Rule - 3x3 Linear System:
https://www.youtube.com/watch?v=Ot87qLTODdQ
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Final Exams and Video Playlists:
https://www.video-tutor.net/
Full-Length Videos and Worksheets:
https://www.patreon.com/MathScienceTutor/collections