3000 5 2 1 "2-phase Method, Example 3.4-2" 2 3 "Maximize" "" "" "" "" "4.00" "1.00" "" "" "3.00" "1.00" "=" "3.00" "4.00" "3.00" ">=" "6.00" "1.00" "2.00" " <=" "4.00" "0.00" "0.00" "" "" "infinity" "infinity" "" "" "n" "n" "" ""