Multiple Choice
The average speed of a vehicle on a stretch of Route 134 between 6 a.m.and 11 a.m.on a typical weekday is approximated by the function where f(t) is measured in miles per hour and t is measured in hours, with
corresponding to 6 a.m.Find the interval where f is decreasing and the interval where f is increasing.
A) f is increasing on f is decreasing on
B) f is increasing on f is decreasing on
C) f is increasing on f is decreasing on
D) f is increasing on f is decreasing on
E) f is increasing on f is decreasing on
Correct Answer:

Verified
Correct Answer:
Verified
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