**Q2: **

A car was valued at in the year 2007. By 2013, the value had depreciated to . Assuming continuous depreciation at the same rate, find, to the nearest dollar, the value of the car in 2017.

**Q3: **

The Asian elephant population years after the year 1900 is given by .

What was the Asian elephant population in 1900?

- A
- B
- C
- D
- E

According to this model, by what percentage has the Asian elephant population decreased over a century?

- A
- B
- C
- D
- E

**Q4: **

The function represents a decay in each period that measures. What is the value of ?

**Q5: **

Determine whether the data shown exhibits growth or decay, stating whether it is linear or exponential.

0 | 1 | 2 | 3 | |||

600 | 300 | 150 | 75 |

- Alinear growth
- Bexponential growth
- Clinear decay
- Dexponential decay

**Q6: **

Determine whether the data shown exhibits growth or decay, stating whether it is linear or exponential.

0 | 1 | 2 | 3 | |

990 | 330 | 110 |

- Alinear growth
- Bexponential growth
- Clinear decay
- Dexponential decay

**Q7: **

Which of the functions below represents exponential decay?

- A
- B
- C
- D

**Q8: **

Which of the functions below represents exponential decay?

- A
- B
- C
- D

**Q9: **

Which of the functions below represents exponential decay?

- A
- B
- C
- D

**Q10: **

The value of a car depreciates by per year. A new car costs . Write an expression for the carβs value in dollars when it is years old.

- A
- B
- C
- D
- E