Exponential growth/decay function the value of a car is $21,500. it loses 12% of its value every year. (a) write a function that represents the value y (in dollars) of the car after x years. (b) use the function to estimate the value of the car after 6 years. (round your answer to the nearest whole number)

The administrator of a large assisted living facility wanted to know the average age of the residents living at the facility. he randomly selected 12 residents and determined their age, listed here: 80, 65, 75, 83, 68, 73, 88, 79, 94, 72, 79, 68 what's the average age of the sample of residents? a. 79 years old b. 68 years old c. 75 years old d. 77 years old