By using elementary row operations, find the inverse of the matrix
`A=[{:(1,-2),(2," "6):}].`

By using elementary row operations, find the inverse of the matrix A=[{:(3,-1),(-4," "2):}].

By using elementary operations , find the inverse of the matrix A=[{:(1,2),(2,-1):}]

By using elementary operations , find the inverse of the matrix : A =[(1,2),(2,-1)]

By using elementary row operations, find the inverse of the matrix [{:(6,7),(8,9):}]

By using elementary operations, find the inverse of the matrix A=[(1,2),(2,-1)] .

By using elementary operations, find the inverse of the matrix A=[(1,2),(2,-1)] .

By using elementary operations, find the inverse of the matrix A=[(1,2),(2,-1)] .

By using elementary row operations, find the inverse of the matrix A=[{:(3,-1,-2),(2,0,-1),(3,-5," "0):}].