Answer:
Step-by-step explanation:
Given function:
- H(s) = 0.003s² + 0.07s - 0.027
Average rate of change in the interval s = 80 and s = 100:
- [H(100) - H(80)] / (100 - 80) =
- [0.003(100²) + 0.07(100) - 0.027 - 0.003(80²) - 0.07(80) + 0.027] / 20 =
- 12.2 / 20 =
- 0.61
Correct choice is B. 0.61
