AS/A2 Pure 4 Pure 5

P6 Topic 2: Matrix algebra
2 x 2 inverses and determinants 1
How to find the determinanant and inverse of a 2 x 2 matrix.

Summary The inverse of a matrix does not exist if the determinant is zero. Matrices whose determinant is not zero are called non-singular. Otherwise they are singular. This page uses HotEqn.