Suppose a calculator manufacturer has the total cost function C(x) = 22x + 6600 and the total revenue function R(x) = 66x. (a) What is the equation of the profit function P(x) for the calculator? P(x) = (b) What is the profit on 2800 units? P(2800) = $

Graph the system of inequalities presented here on your own paper, then use your graph to answer the following questions: y > 2x + 3y is less than negative 3 over 2 times x minus 4part a: describe the graph of the system, including shading and the types of lines graphed. provide a description of the solution area. (6 points)part b: is the point (â’4, 6) included in the solution area for the system? justify your answer mathematically. (4 points)