List of top Mathematics & Statistics Questions on Linear Algebra

Solve the following system of equations by the method of inversion:
\( x - y + z = 4 \)
\( 2x + y - 3z = 0 \)
\( x + y + z = 2 \)

Find the cofactors of the elements of the matrix \( \begin{bmatrix} -1 & 2 \\ -3 & 4 \end{bmatrix} \)