![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
Determinant of 3x3 and 4x4 Matrix Short Trick | This tutorial explains how to find the determinant of 3x3 using the short trick which is known as the triangle's rule and sarrus's
![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)
matrices - When does the $4\times 4$ 'false Sarrus rule' compute the determinant correctly? - MathOverflow
![University math] How do you calculate the inverse of a 4x4 matrix (H)? I am using the formula : A^-1=minor(A)^t/determinant(A). I have trouble in finding the minor of this one. Thanks for University math] How do you calculate the inverse of a 4x4 matrix (H)? I am using the formula : A^-1=minor(A)^t/determinant(A). I have trouble in finding the minor of this one. Thanks for](https://i.redd.it/6e8nexn7gj271.jpg)