**Q1: **

If the function , find the rate-of-change function when .

- A
- B
- C
- D
- E

**Q2: **

If the function , find the rate-of-change function when .

- A
- B
- C
- D
- E

**Q3: **

The biomass of a bacterial culture in milligrams as a function of time in minutes is given by . What is the rate of growth of the culture when minutes?

**Q4: **

**Q5: **

The distance in meters traveled by a body in seconds is . What is the rate of change of with respect to when ?

- A248
- B238
- C 1β015
- D203

**Q6: **

The distance in meters traveled by a body in seconds is . What is the rate of change of with respect to when ?

- A237
- B225
- C648
- D216

**Q7: **

A particle moves along the curve . At what point is the rate of change in its -coordinate four times the rate of change of its -coordinate?

- A
- B
- C
- D

**Q8: **

Find the rate of change of the gradient of the tangent of function at .

- A
- B
- C
- D

**Q9: **

The output in mg of a chemical reaction after seconds is given by . What is the rate of production of this reaction at seconds?

**Q10: **

Let . Suppose that the change in as goes from to 2 is 6 and that the rate of change of at is 17. Determine and .

- A ,
- B ,
- C ,
- D ,

**Q11: **

Find the rate of change of when .

**Q12: **

Determine the rate of change of the function when .

- A
- B
- C
- D

**Q13: **

Evaluate the rate of change of at .

- A
- B
- C
- D

**Q14: **

What is the rate of change for the function ?