A manufacturer has determined that the total cost C of operating a factory is C = 2x² + 60x + 200, where x is the number of units produced. At what level of production will the average cost per unit be minimized? (The average cost per unit is C/x.) Step 1 Let C be the average cost per unit. Therefore, Ć== 2x² + 60x + 200 X 200

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