Question

A soft-drink manufacturer has daily production costs of
C = 70,000 - 120x + 0.055x^2
where C is the total cost (in dollars) and x is the number of units produced. How many units should be produced each day to yield a minimum cost?

Answer 1

Answer:

The minimum cost occurs when x=-b/(2a).

and the answer is 1

Answer 2

Answer:

c= 70000 - 120x + 0.055x^2, where C is the total cost (in dollars) and x is the number of units produced. How many units should the manufacturer produce each day to yield a minimum cost?