Symbolab Blog: The Matrix, Inverse
blog.symbolab.com/2014/06/the-matrix-inverse.html05.06.2014 · Symbolab Blog Thursday, June 5, 2014 The Matrix, Inverse For matrices there is no such thing as division, you can multiply but can’t divide. Multiplying by the inverse matrix results in the same thing. The inverse of a matrix A is A -1 only when: A × A -1 = A -1 × A = I. In other words multiplying a matrix by its inverse equals the identity matrix.
Symbolab Blog: The Matrix, Inverse
blog.symbolab.com › 2014 › 06Jun 05, 2014 · The inverse of a matrix A is A -1 only when: A × A -1 = A -1 × A = I. In other words multiplying a matrix by its inverse equals the identity matrix. Finding the inverse of a 2x2 matrix is simple; there is a formula for that. The bigger the matrix the bigger the problem. There are two methods to find the inverse of a matrix: using minors or ...