# Exploration: Appreciation (Exponential Growth) & Depreciation (Exponential Decay) (V1)

- Author:
- Rose Neal, Tim Brzezinski

## What similarities and differences do you notice when...?

Click on the Appreciates by box. Record the formula and graph in your notes. Click on the Depreciates by box. Record the formula and graph in your notes.

## What happens when you change the RATE?

Slide the RATE to the left or right. Click on the Appreciates by box. Click on the Depreciates by box. What do you notice? How is this similar or different from the first question?

## Continue exploring

Move the points along the "line". What do you notice?
Change the Initial Value, what do you notice?
Change the Current Value, what do you notice?

## Summary

The formula for exponential growth is . The formula for exponential decay is . Which parts of the exploration above represent parts of the formula?