" 5."[[2,1],[7,4]]

Show that [[5,-1],[6,7]] [[2,1],[3,4]] ne [[2,1],[3,4]] [[5,-1],[6,7]]

Show that: [[5,-1],[6,7]][[2,1],[3,4]] ne [[2,1],[3,4]][[5,-1],[6,7]]

If [[x+y,1],[2y,5]] = [[7,1],[4,5]] , then x equals :

Express [[2,-1,3],[5,7,-2],[1,4,6]] as a sum of a symmetric and a skew symmetric matrix.

Express as a sum of a symmetric and a skew symmetric matrix: [[2,-1,3],[5,7,-2],[1,4,6]]

In the determinant, Delta = |[-2, 5, -1], [4, 7, 0], [5, -3, 1]|, the sum of the minors of elements of third row is

Find A^-1 by elementary row transformations for A = [[1,2,3],[1,1,5],[2,4,7]]

Find the inverse of [[1,2,3],[1,1,5],[2,4,7]] by adjoint method

Find the inverse of A = [[1,2,3],[1,1,5],[2,4,7]] by using elementary row transformations.

Which of the following marices are singular or non singular? [[3,5,7],[-2,1,4],[3,2,5]]