Maxz

$=$

$4$

$$

$1$

$+$

$$

$2$

$$

$$

$$

$$;

$$

$1$

$+$

$2$

$$

$2$

$=$

$3$

$0$

$$

$1$

$-$

$$

$2$

$>=$

$3$

$2$

$$

$1$

$+$

$$

$2$

$<=$

$1$

$0$

$$

$1$

$,$

$$

$2$

$>=$

$0$

a

$.$

$$Find the dual of this model.

b

$.$

$$Solve this model using simplex method.

c

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$$Write the dual model optimum solutions from the optimum solution table that you have found