some insight into the use of quadratic formulas in business and natural science. A company’s costs, in millions of dollars, are...

some insight into the use of quadratic formulas in business and natural science. A company’s costs, in millions of dollars, are given by the equation, C = x2 – 3x – 27, where x is the number of items sold, in thousands. What are the costs when 1,000 items are sold? 1,500 items?