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3. FORMULATION Edwards Manufacturing Company purchases two component parts from three different supplier Component price data (in price per unit) are as follows: Component 1 2 1 $12 $10 Supplier 2 $13 $11 Supplier 1 2 3 Capacity 600 1000 800 2 3 $14 $10 Each supplier has a limited capacity in terms of the total number of components it can supply. Supplier capacities are as follows: If Edwards production plan for the next period includes 1000 units of component 1 and 800 units of component 2 a) Write the objective function in terms of the decision variables. (3 marks) b) Write all constraints in terms of the decision variables. (4 marks)