Mathematics, 06.01.2021 20:30, mac7210

The total cost, in dollars, to order x units of a certain product is modeled by C(x)=5x²+320 . According to the model, for what size order is the cost per unit a minimum? A) An order of 1 unit has a minimum cost per unit.
B) An order of 8 units has a minimum cost per unit.
C) An order of 80 units has a minimum cost per unit.
D) An order of 320 units has a minimum cost per unit.

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The total cost, in dollars, to order x units of a certain product is modeled by C(x)=5x²+320 . Accor...