Learn how to find the Determinant of a matrix in this free math video tutorial by Mario's Math Tutoring. We discuss how to find the determinant of a 2 x 2 matrix and a 3 x 3 matrix as well as using the method of minors.

0:19 Notation for the Determinant
0:43 Formula for the Determinant of a 2 x 2 Matrix
0:58 Formula for the Determinant of a 3 x 3 Matrix Using the Method of Minors
1:47 Example 1 Determinant of a 2 x 2 Matrix
2:26 Example 2 Determinant of a 3 x 3 Matrix
3:55 Easier Way of Finding the Determinant of a 3 x 3 Matrix

Related Videos:

Finding the Area of a Triangle Using the Determinant
   • Area of a Triangle Using Determinant  

Cramer's Rule
   • Cramer's Rule Matrices  

My Matrices Playlist Video Series
   • Matrices Video Series  

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