![linear algebra - Find the determinant of a $4 \times 4$ matrix using row reduction - Mathematics Stack Exchange linear algebra - Find the determinant of a $4 \times 4$ matrix using row reduction - Mathematics Stack Exchange](https://i.stack.imgur.com/0d5ww.png)
linear algebra - Find the determinant of a $4 \times 4$ matrix using row reduction - Mathematics Stack Exchange
![The Determinant of a 4 by 4 Matrix Using Cofactor Expansion (Expansion by Minors) | Math Help from Arithmetic through Calculus and beyond The Determinant of a 4 by 4 Matrix Using Cofactor Expansion (Expansion by Minors) | Math Help from Arithmetic through Calculus and beyond](https://img.youtube.com/vi/Tvibn_2p83Q/0.jpg)
The Determinant of a 4 by 4 Matrix Using Cofactor Expansion (Expansion by Minors) | Math Help from Arithmetic through Calculus and beyond
![matrices - When does the $4\times 4$ 'false Sarrus rule' compute the determinant correctly? - MathOverflow matrices - When does the $4\times 4$ 'false Sarrus rule' compute the determinant correctly? - MathOverflow](https://regularize.files.wordpress.com/2012/08/sarrus_3x3.png)