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The maximum value of $Z=3x+y $ subject to constraints $x+y ≤ 7$ $x≤ 5 $ $y ≤4$ $x≥0, y ≥ 0 $ is : |
17 15 19 13 |
17 |
The correct answer is Option (1) → 17
Z should be maximum only at corner points of feasible region. $Z_{max}(5,2)=3×5+20=17$
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