Given the following simplex tableau, complete the tableau and answer the following questions:

Question
Simplex Tableau

Given the following simplex tableau, complete the tableau and answer the following questions:

X1 X2 X3 S1 S2

Basis Cb | 3 4 5 0 0 |

___________|___________________________|______

| 1/2 1 0 1/2 -1/2 | 6

| 0 0 1 -1/4 1 | 3

___________|__________________________|_______

Zj | |

Cj-Zj | |

a. What variables form the basis?

b. What are the current values of the decision variables?

c. What is the current value of the objective function?

d. Identify the entering column and row.

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