14. 10 pts possible A company manufacturing cars at plant A in Detroit and plant B in St. Louis has found 1. prod plant A = 15 that its total cost function is @ 2. prod plant A = 25 C = x2 + 2y' + 2ry + 80x + 40y + 40 when a cars are produced at plant A and y at 3. prod plant A = 10 plant B. What production level at plant A should D 4. prod plant A = 20 the company set to minimize the costs of pro- duction when filling an order for 50 cars? 5. prod plant A = 30