### Home > PC > Chapter 8 > Lesson 8.1.3 > Problem 8-46

8-46.

Recall that an exponential function, with the -axis as an asymptote, can be expressed as

*where*

*is the initial value and*

*is the multiplier. Find the initial value, the multiplier, and the time units in each of the following situations.*

Bread costs

now and is increasing in price by each month. Initial value

, multiplier , time is in months. A car is worth

now and is depreciating in value by each year. Multiplier will be down

from . Bacteria grow at a rate of

every hour. There are currently . A

investment earns interest every month.