Question: QUESTION 4 Which statement of the following is true? a. Coefficients ci of the primal slack variables are the values of the dual variable yi.

QUESTION 4

Which statement of the following is true?

a.

Coefficients ci of the primal slack variables are the values of the dual variable yi.

b.

The dual and the primal problem must be symmetric.

c.

For each primal solution there exists a dual solution.

d.

If the primal problem has feasible solutions and an unbounded objective function then the dual problem has no feasible solutions.

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