5 Solve the following LP using simplex method Max Z=X, +3X, st X+X 2 -X+X = 4 X, Urs, X, >=0 2 9 1 17 1 0 (X=2 X=4), 2=14 a (X,=l, X=4) , z=13 (X=-l, X =3), Z=8 (X=4 X=2) , Z=10 2 in linear programming, the unbounded solution means: o a. infeasible solution 1 b. degenerate solution c. reachable solution d. Infinite solution