D. Complete the table below, computing revenues to the nearest thousand dollars Revenue Table: I R(x) (thousands) 1 1940 5 10 15 20 25 E. The financial department for the company established the following cost function for producing and selling x thousand notebook computers: C(x) = 4,000 + 500x thousand dollars. Write a profit function for producing and selling x thousand notebook computers and indicate its domain. F. Complete the table below, by computing profits to the nearest thousand dollars. Profit Table: I R(I) (thousands) 1 - 2.560 5 10 15 20 25 p(x) G. Plot the points in part (F) and sketch a graph of the profit function using these points