Question part points submissions used a college library has five copies of a certain text on reserve. two copies (1 and 2) are first printings, and the other three (3, 4, and 5) are second printings. a student examines these books in random order, stopping only when a second printing has been selected. one possible outcome is 5, and another is 213. (enter your answers in set notation. enter empty or ∅ for the empty set.)

The year is 2278, and the starship enterprise is running low on dilithium crystals, which are used to regulate the matter-antimatter reactions that propel the ship across the universe. without the crystals, space-time travel is not possible. if there is only one known source of dilithium crystals, the necessary conditions for a monopoly are met. part 2 (1 point)see hint if the crystals are government owned or government regulated, and the government wants to create the greatest welfare for society, then it should set the price choose one or more: a. so only the rich can afford space-time travel. b. at the profit-maximizing price. c. at the efficient price. d. using the marginal-cost pricing rule. e. so everyone can afford space-time travel. f. at the monopoly price.