There are three groups of elderly residents at bayside residential home, one with 14 members, the next with 23 members, and the third with 17 members. the management is selecting a trip for the residents and each choice will cost a certain amount per resident. write an expression to represent the total cost. let c represent the cost of the trip per resident.

Four airplanes carrying a total of 400 passengersarrive at the detroit airport. the airplanes carry, respectively,50, 80, 110, and 160 passengers.a) one of the 400 passengers is selected uniformly at random.let x denote the number of passengers that were on theairplane carrying the randomly selected passenger. find var(x)for x as given in the problemb) one of the 4 airplane drivers is also selected uniformly atrandom. let y denote the number of passengers on the chosen driver’s airplane. find var(y) for y as given in the problem

Factor x2 – 8x + 15. which pair of numbers has a product of ac and a sum of what is the factored form of the

Determine which expressions represent real numbers and which expressions represent complex number. asaaap! plis!