A linear programming problem with the objective function 3x1 + 8x2 has the optimal solution x1 = 5, x2 = 6. If c2 decreases by 2 and the range of optimality shows 5 ? c2 ? 12, the value of Z
a. will decrease by 12.
b. will decrease by 2.
c. will not change.
d. cannot be determined from this information.
a. will decrease by 12.
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