Consider the taste of the feed, the farmer will buy at least 6 lbs of Brand 2 feed for a cow for a week. Write a linear program for this decision making situation: To determine how many pounds of Brand 1, Brand 2, and Brand 3 cow-feeds to purchase for one cow for a week which meet the minimum nutrition requirements, and the total cost is minimized. (Define the variables first, then show the linear program formulation. QM solution is not needed.)

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