Question: Consider the following all-integer linear program. Max 1 x 1 + 1 x 2 s.t. 5 x 1 + 6 x 2 41 1 x
Consider the following all-integer linear program.
| Max | 1x1 | + | 1x2 | |
| s.t. | ||||
| 5x1 | + | 6x2 | 41 | |
| 1x1 | + | 7x2 | 28 | |
| 2x1 | + | 1x2 | 15 | |
| x1, x2 0 and integer | ||||
(a)
Graph the constraints for this problem. Use dots to indicate all feasible integer solutions. (choose one graph below)
(b)
Solve the LP Relaxation of this problem.
at (x1, x2) =
(c)
Find the optimal integer solution.
at (x1, x2) =
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