Figure 5 is a graphical representation of an optimization problem Maximize k1x1 + k2x2 subject to non-negativity and two constraints each of which can be expressed in the form m1x1 + m2x2

23. In figure 5, where is the optimal solution?

1. Point A

2. Point B

3. Point C

4. Point D

5. Point E

6. Point F

7. Point O

8. None of the above

Figure 5 Constraint 2 Iso-profit line (objective function) 3 2 A B x2 1 6 Constraint 1 5 F E D 0 x1