The total daily profit (in dollars) realized by weston publishing in publishing and selling its dictionaries is given by the profit function below, where x stands for the number of deluxe editions and y denotes the number of standard editions sold daily. p(x, y) = -0.005x2 - 0.003y2 - 0.002xy + 14x + 12y - 200 weston's management decides that the publication of these dictionaries should be restricted to a total of exactly 400 copies/day. how many deluxe copies and how many standard copies should be published each day to maximize weston's daily profit? (give your answers correct to the nearest fully copy.)

Dan wants to start a supermarket in his hometown, and wants to get into the business only after finding out about the market and how successful his business might be. the best way for dan to gain knowledge is to:

Which of the following businesses is most likely to disrupt an existing industry? a. closer connex developed an earphone that receives emails and text messages and converts them to voice messages. the first models had poor reception, but they rapidly improved over time. b. mega technologies reconfigured the components used in its touchscreen tablets to create a new type of wearable device for use in restaurants and other service industries. c. particle inc. developed a teleportation technology that can transport physical materials instantaneously across great distances. d. altrea added advanced camera technology to its premium line of smartphones so that they would take the highest-quality photos of all phones on the market.

White truffles are a very prized and rare edible fungus that grow naturally in the countryside near alba, italy. suppose that it costs $200 per day to search for white truffles. on an average day, the total number of white truffles (t) found in alba is t = 20x − x 2 , where x is the number of people searching for white truffles on that day. white truffles can be sold for $100 each. if there is no regulation, how many more people will be searching for white truffles than the socially optimal number?