Evaluating and Solving Quadratic Functions Itis very important in business for companies to determine their profit in different situations. Profit is revenue (money earned) minus costs (money spent). A company's revenue earned from selling x items is given by the function R(z) = 440z, and their cost is given by the function C(z) = 1360 + 1.522. Use this function to answer the following questions. Write a function, P(x), that represents the company's profit from selling x items. P(z) = Identify the vertical intercept of P(x). Write it as an ordered pair and interpret its meaning in a complete sentence. Vertical Intercept: |:| If the company sells | items, they will lose $ How many items must be sold in order to maximize the profit? To maximize profits, 'items must be sold. Round to the nearest whole number. What is the maximum profit that can be earned? Round to the nearest cent. The maximum profit that can be earned is $ What is the minimum number of items that must be sold in order to make a profit? Round the answer to the next highest whole number to guarantee a profit. The company must sell a minimum of items to make a profit