MaKayla sells square frames of various sizes. To find the area of a frame, she uses the formula A=\:s^2-\left(s-2w\right)^2A = s 2 − ( s − 2 w ) 2,

where s is the length of the frame and w is the width of the frame.

1. What does each term in the formula represent?

2. Find the area of a frame that measures 15 inches on each side and

has a width of 2 inches.

3. MaKayla charges 20 cents per square inch for her frames. How

much will she charge for a frame that measures 18 inches on each

side and has a width of 3 inches?

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

Jacob signs up to work for 2 1/2 hours at the school carnival. if each work shift is 3/4 hour, how many shifts will jacob work? (i just want to double check : |, for anybody that responds! : )

Drag the tiles to the correct boxes to complete the pairs. not all tiles will be used. identify the domain for each of the given functions.