%
% Example 3 from Sec 3.3
%
A = [2 1 3; 1 -1 1; 1 4 -2]
det(A)
adjoint(A)
adjoint(A)/det(A)
inv(A)
%
% Worksheet assignment
%
A = [1 -5 -4; 0 3 4; -3 6 10^(-14)]
format short e
A
rref([A eye(3)])
det(A)
inv(A)
adjoint(A)/det(A)

