A. at what rate is the cost per unit decreasing for production levels above 12,000? (5 points) b. state the function for the domain over [12000, 38000]. (10 points) c. what is the cost per unit at the production level of 19,000? (5 points) omaha’s city council approved a special growth incentive that decreases the company’s tax burden for production levels above last year’s average. explain how this is reflected by the cost function for omaha’s factory.