The domain is the members of a chess club. The predicateB(x, y)means that personxhas beatenpersonyat some point in time. Give a logical expression equivalent to the following English statements. You can assume that it is possible for a person to beat himself or herself.8(a) Sam has been beaten by someone.8(b) No one has ever beaten Nancy.8(c) Everyone has won at least one game.8(d) Josephine has beaten everyone else.8(e) Nancy has beaten exactly one person.

What is the process in which the software development team compiles information to determine the final product.

Which of the following is a way that advancements in technology improve humans' ability to measure air quality and protect human health? a. air quality data gathered by new instruments can be used to reduce exposure to pollutants. b. new technologies enable natural and human-made pollution sources to be located and monitored. c. air quality data gathered by new instruments can be used to predict trends in pollution over time. d. new technologies allow governments to make informed decisions about the regulation of pollution. (choose more than one)

1. you have a small business that is divided into 3 departments: accounting, sales, and administration. these departments have the following number of devices (computers, printers, etc.): accounting-31, sales-28, and administration-13. using a class c private network, subnet the network so that each department will have their own subnet. you must show/explain how you arrived at your conclusion and also show the following: all available device addresses for each department, the broadcast address for each department, and the network address for each department. also, determine how many "wasted" (not usable) addresses resulted from your subnetting (enumerate them).