Question

The trace of a matrix, denoted by Tr(…), is defined as the sum of the components on the main diagonal. For example, Tr(A) = a11 + a22. Prove that Tr(AB) = Tr(BA).

Consider matrices A and B 11 21 12 22 11 21 12 22

Show transcribed image text Consider matrices A and B 11 21 12 22 11 21 12 22