The value of an automobile after x years may be modeled by an exponential function. Which of these also represent an exponential function? Select all that apply -the balance in a savings account earning simple interest , after t years
- the total miles driven at a constant speed , after h hours
-the population of bacteria that is doubling each day , after d days
-the value of a certificate of deposit earning compound interest , after m months
-the population of a city that is growing at 2% per year, after y years