a)compute the determinant of A. b)Compute the row echelon form of AC)What is the rank of A? Is A full rank?D)Compute the inverse of A

5. Consider the partial equilibrium model in matrix form Ar = d where A is the matrix of coefficients, x is the vector of unknowns and d is a vector of constants: O 0 1 -1 t is a unit tax that the consumers must pay to the government. 2