List of top Mathematics Questions on Adjoint of a Matrix asked in Bihar Board XII

Find the adjoint of the matrix: \[ \left[ \begin{matrix} 2 & 3 \\ 5 & 4 \end{matrix} \right] \]

The adjoint (adjugate) of the matrix \(\begin{bmatrix}1&2 \\ 3&4\end{bmatrix}\) is