Question: 2. (a) (45 marks) Solve the following model graphically, using an 8 by 8 grid. maximize 7x + 4x2 subject to (1) 9x1 + 4x2

2. (a) (45 marks) Solve the following model

2. (a) (45 marks) Solve the following model graphically, using an 8 by 8 grid. maximize 7x + 4x2 subject to (1) 9x1 + 4x2 0 9. (b) Perform a sensitivity analysis for each of the objective function coefficients. (c) Perform a sensitivity analysis for the right-hand-side values for each of the non- binding constraints. (d) Perform a sensitivity analysis for the right-hand-side values for each of the two binding constraints. (e) For each of the two binding constraints, find the change to each variable as function of the right-hand side value, and from these relationships calculate the two shadow prices

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