This video explains how to find the determinant of a 3x3 matrix.
Matrices - Free Formula Sheet:
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Introduction to Matrices:
Adding and Subtracting Matrices:
Scalar Multiplication of Matrices:
Solving Matrix Equations:
Multiplying Matrices:
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Gaussian Elimination & Row Echelon Form:
Gauss Jordan Elimination:
Gaussian Elimination With 4 Variables:
Inverse of a 2x2 Matrix:
Inverse of a 3x3 Matrix:
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Determinant of 2x2 and 3x3 Matrix:
Determinant of 4x4 Matrix:
Cramer's Rule - 2x2 Linear System:
Cramer's Rule - 3x3 Linear System:
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