In Linear Programming problem involving two variables, multiple optimal solutions are obtained when one of the constraints is
A. the objective function should be parallel to a constraint that forms boundary of the feasible region.
B. the objective function should be perpendicular to a constraint that forms the boundary of the feasible region.
C. neither (A) nor (B).
D. two constraints should be parallel to each other.
Answer:A
In Linear Programming problem involving two variables, multiple optimal solutions are obtained when one of the constraints is
A. the objective function should be parallel to a constraint that forms boundary of the feasible region. B. the objective function should be perpendicular to a constraint that forms the boundary of the feasible region. C. neither (A) nor (B). D. two constraints should be parallel to each other.