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nyceastcoast
28.09.2019 •
Mathematics
What is the rate of change from x = π to x = 2π?
a. 8 over pi
b. pi over 8
c. negative 8 over pi
d. negative pi over 8
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Ответ:
average rate of change is taking the slope between those points
= (-4 - 4)/(2π - π)
= -8/π
the answer is C.
Ответ:
Set up a proportion:
Cross multiply:
Divide both sides by 80 to isolate x:
It takes four hours to travel to a location 320km away. Furthermore, it would take 8 hours to go to that location and return.