By using elementary row transformations, find `A^-1`, where `A = [(0,1,2),(1,2,3),(3,1,1)]`

By using elementary row transformations, find A^-1 , where [(2,-1,4),(4,0,2),(3,-2,7)]

By using elementary Row Transformations, find P^-1 , if it exists, when : {:[(10,-2),(-5,1)]

Using elementary transformations find inverse of [[0,1,2],[1,2,3],[3,1,1]] .

Using elementary transformation, find the inverse of [(6,-3),(-2,1)] .

Find the inverse of the following, if it exists, using elementary row (column) transformations: {:[(-1,1,2),(1,2,3),(3,1,1)]