The answer your looking for is D
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The answer for 378 x 9 = 3402
When working with functions (of all types), the average rate of change is expressed using function notation:

For the interval from x=7 to x=8,
1. find f(7) and f(8):
2. use given formula:

Answer: the average rate of change for the interval from x=7 to x=8 is 4374.
9514 1404 393
Answer:
228 km
Step-by-step explanation:
Traveling 3 hours at 76 km/hour, the train covers a distance of ...
distance = speed × time
distance = (76 km/h)(3 h) = 76×3 km = 228 km