Using elementary transformations, find the inverse of the matrix`[2 1 1 1]`

Using elementary transformations, find the inverse of the matrix [1 3 2 7]

Using elementary transformations, find the inverse of the matrix [1 3 2 7]

Using elementary transformations, find the inverse of the matrix [[2 ,1],[ 4, 2]]

Using elementary transformations, find the inverse of the matrix [[2, 1],[ 7, 4]]

Using elementary transformations, find the inverse of the matrix [[2, 0,-1],[ 5, 1, 0],[ 0, 1 ,3]]

Using elementary transformation, find the inverse of the matrix ({:(2, -1, 1), (-1, 2, -1), (1, -1, 2):})

Using elementary transformations, find the inverse of the matrix [[-1,1,2],[1,2,3],[3,1,1]]

Using elementary transformations, find the inverse of the matrix [[1,-1],[ 2, 3]]

Using elementary transformations, find the inverse of the matrix [[1, 3],[ 2, 7]]

Using elementary transformations, find the inverse of the matrix [[3, 1], [5, 2]]