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Magazine Problem 46
If a linear programming problem has an unbounded, nonempty feasible region, then optimal solutions (A) must exist (B) may or may not exist (C) cannot exist
Problem 47
Why is the simplex method useful? (After all, we do have the graphical method for solving LP problems.)
Problem 51
What is a "basic solution"? How might one find a basic solution of a given system of linear equations?
