Question: Problem 1 This problem is to be solved graphically and not using LINGO. Consider the following LP model with optimal solution at point A. (a)

Problem 1

This problem is to be solved graphically and not using LINGO. Consider the following LP model with optimal solution at point A.

(a) Determine the range for coefficient of x1 for which point A will remain optimal. Show your work, no marks will be given for simply writing down the range. ok

Problem 1 This problem is to be solved graphically and not

(b) Determine the range for coefficient of x1 for which point C will remain optimal. Show your work, no marks will be given for simply writing down the range.

(c) Determine the range for coefficient of x2 for which point B will be optimal. Show your work, no marks will be given for simply writing down the range.

(d) Determine the new value of Z if the right hand side of CON1 increase by 50. What is the dual price for CON1? What is the dual price for CON3? Show your work, no marks will be given for simply writing down a number.

ez=2x1+3x210x1+5x26006x1+20x26008x1+10x2600

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