10/11/2014 5:29 AM4.5 - Matrix Inverse and Solving Systems1 Warm-Up #2 Find the determinants: 1. 2. Use Cramer’s Rule to determine the solution: 3. 6 –2.
3.5 Solution by Determinants. The Determinant of a Matrix The determinant of a matrix A is denoted by |A|. Determinants exist only for square matrices.
