Question: Consider the following linear programming problem given below ,from it extract the dual : min -1x1 2 x2 +7 x3 s.t 4x1 + 2x2 +7x3

  1. Consider the following linear programming problem given below ,from it extract the dual :

min -1x1 2 x2 +7 x3

s.t

4x1 + 2x2 +7x3 71

3x1 + 4x2 5x3 -62

x1, x2, x3 0

and using either graphical or simplex method find:

  1. What is the value of the first dual variable?
  2. What is the value of the second dual variable?
  3. What is the value of dual optimal solution z?

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