What polynomial has a graph that passes through the given points? (-2, 2) (-1, -1) (1, 5) (3, 67) a. y = x4 + 4x3 + 2x2 - 2x b. y = -x3 + 4x2 + 2x - 2 c. y = x3 + 4x2 + 2x - 2 d. y = x3 - 4x2 - 2x - 2

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

Acircle has a circumference of 28.36 units what is the diameter of the circle

Find the domain of the following expression: 1/(√x)-2