For the Following Linear Programming Problem

question 27

Essay

For the following linear programming problem
Max Z
−2x₁ + x₂ − x₃
s.t.
2x₁ + x₂ ≤ 7
1x₁ + x₂ + x₃ ≥ 4
​
the final tableau is ​
a.Find the range of optimality for c₁, c₂ , c₃. c₄, c₅ , and c₆.
b.Find the range of feasibility for b₁, and b₂.

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