The demand a monopoly faces is p = 400 - Q + 40.5 where Q is its quantity, p is its price, and A is the level of advertising. Its marginal cost of production is $10, and its cost of a unit of advertising is $1. What is the firm's profit equation? The monopoly's profit equation (it) as a function of Q and A is It= . (Properly format your expression using the tools in the palette. Hover over tools to see keyboard shortcuts. E.g., a superscript can be created with the ^ character.) The monopoly's profit-maximizing price is p = $ , quantity is Q= , and advertising is A = . (Enter numeric responses using real numbers rounded to two decimal places.)