The graph of the velocity (in km/h) of a car that is accelerating is shown in the figure, wheret is measured in seconds. v (km/h) 80 60 40 20 t (seconds) 4 8 12 (a) Use the midpoint rule with n = 3 to estimate the average velocity vaye (in km/h) of the car during the first 12 seconds. Vave km/h (b) At what time t (in s) was the instantaneous velocity equal to the average velocity? (Round your answer to one decimal place.)
The graph of the velocity (in km/h) of a car that is accelerating is shown in the figure, wheret is measured in seconds. v (km/h) 80 60 40 20 t (seconds) 4 8 12 (a) Use the midpoint rule with n = 3 to estimate the average velocity vaye (in km/h) of the car during the first 12 seconds. Vave km/h (b) At what time t (in s) was the instantaneous velocity equal to the average velocity? (Round your answer to one decimal place.)
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Transcribed Image Text:The graph of the velocity (in km/h) of a car that is accelerating is shown in the figure, where t is measured in seconds.
v (km/h)
80
60
40
20
t (seconds)
8.
12
(a) Use the midpoint rule with n = 3 to estimate the average velocity vve (in km/h) of the car during the first 12 seconds.
Vave
km/h
(b) At what time t (in s) was the instantaneous velocity equal to the average velocity? (Round your answer to one decimal place.)
t =
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