Select the correct answer. Which of the following statements is correct about quadratic number patterns?

A. The second difference is constant.

B. The third difference is greater than zero.

c. The first difference is constant.

D. The difference between terms is always positive.

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

Which of the following tables represents exponential functions?

Need showing work for this problem 56.25 ×25.80