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Solve the following linear programming problem. Restrict x ≥ 0 and y ≥ 0. Maximize f...

Solve the following linear programming problem. Restrict x ≥ 0 and y ≥ 0. Maximize f = 3x + 5y subject to x + y ≤ 5 2x + y ≤ 8 y ≤ 4.

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