8. A group of twelve people attend the movies and sit together in a row. Suppose that A, B, and must sit together (in an
Posted: Thu May 12, 2022 4:00 pm
8. A group of twelve people attend the movies and sit together in a row. Suppose that A, B, and must sit together (in any order) and D and E must sit together in any order). How many seating arrangements are possible?