Question: max z = 2x1 + x2 x3 s.t. x1 + 2x2 + x3 8 -x1 + x2 2x3 4 x1, x2, x3 0 What is

max z = 2x1 + x2 x3 s.t. x1 + 2x2 + x3 8 -x1 + x2 2x3 4 x1, x2, x3 0

What is the optimality range for c1 ?

c) What is the feasibility range for b2 ?

d) If the coefficient of x2 in the objective function is changed from 1 to 3, calculate the corresponding changes, detemine whether the current optimum is changed?

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