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For Exercises 1–6, solve the linear program graphically.

For Exercises 6–8, solve the integer program graphically.

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4 a) Solve as stated. b) Change “min” to “max” and solve.

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9 For the linear program (1.1)Suppose the objective is to minimize the cost of aid given in 1.2. What is the optimal solution? Explain why minimizing cost is not a reasonable objective for this problem.Find an objective function for which , is optimal. Show graphically that this point is optimal.