Question

Find the adjoint of the matrix A `= [(1,2),(3,4)].`

विकल्प

• `[(4,2),(3,1)]`

• `[(4,-2),(-3,1)]`

• `[(1,2),(3,4)]`

• `[(1,-2),(-3,4)]`

Answer 1

`[(4,-2),(-3,1)]`