(seconds) 10 40 60 B(t) (meters) 100 136 9. 49 v(t) (meters per second) 2.0 2.3 2.5 4.6 5. Ben rides a unicycle back and forth along a straight east-west track. The twice-differentiable function B models Ben's position on the track, measured in meters from the western end of the track, at time t, measured in seconds from the start of the ride. The table above gives values for B(t) and Ben's velocity, v(t), measured in meters per second, at selected times t. (a) Use the data in the table to approximate Ben's acceleration at timet = 5 seconds. Indicate units of measure. (b) Using correct units, interpret the meaning of v(t)| dt in the context of this problem. Approximate 60 Iv(t) dt using a left Riemann sum with the subintervals indicated by the data in the table.
(seconds) 10 40 60 B(t) (meters) 100 136 9. 49 v(t) (meters per second) 2.0 2.3 2.5 4.6 5. Ben rides a unicycle back and forth along a straight east-west track. The twice-differentiable function B models Ben's position on the track, measured in meters from the western end of the track, at time t, measured in seconds from the start of the ride. The table above gives values for B(t) and Ben's velocity, v(t), measured in meters per second, at selected times t. (a) Use the data in the table to approximate Ben's acceleration at timet = 5 seconds. Indicate units of measure. (b) Using correct units, interpret the meaning of v(t)| dt in the context of this problem. Approximate 60 Iv(t) dt using a left Riemann sum with the subintervals indicated by the data in the table.
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
Related questions
Question
Riemann sums and
![10
60
(seconds)
B(t)
(meters)
100 136 9
49
2.0 2.3
2.5 4.6
(meters per second)
5. Ben rides a unicycle back and forth along a straight east-west track. The twice-differentiable function B models
Ben's position on the track, measured in meters from the western end of the track, at time t, measured in
seconds from the start of the ride. The table above gives values for B(t) and Ben's velocity, v(t), measured in
meters per second, at selected times t.
(a) Use the data in the table to approximate Ben's acceleration at timet = 5 seconds. Indicate units of measure.
(b) Using correct units, interpret the meaning of v(t) dt in the context of this problem. Approximate
-60
|v(t) dt using a left Riemann sum with the subintervals indicated by the data in the table.
(c) For 40 sIS 60, must there be a time t when Ben's velocity is 2 meters per second? Justify your answer.
(d) A light is directly above the western end of the track. Ben rides so that at time t, the distance L(t) between
Ben and the light satisfies (L(t)) = 122 + (B(t)). At what rate is the distance between Ben and the light
%3D
changing at time t = 40 ?
40](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F07b339a4-a085-4abd-8f91-7a9ffc36c22d%2Faf06f2de-5184-4e8f-9ed0-3def7b80338b%2Fdnvui6p_processed.jpeg&w=3840&q=75)
Transcribed Image Text:10
60
(seconds)
B(t)
(meters)
100 136 9
49
2.0 2.3
2.5 4.6
(meters per second)
5. Ben rides a unicycle back and forth along a straight east-west track. The twice-differentiable function B models
Ben's position on the track, measured in meters from the western end of the track, at time t, measured in
seconds from the start of the ride. The table above gives values for B(t) and Ben's velocity, v(t), measured in
meters per second, at selected times t.
(a) Use the data in the table to approximate Ben's acceleration at timet = 5 seconds. Indicate units of measure.
(b) Using correct units, interpret the meaning of v(t) dt in the context of this problem. Approximate
-60
|v(t) dt using a left Riemann sum with the subintervals indicated by the data in the table.
(c) For 40 sIS 60, must there be a time t when Ben's velocity is 2 meters per second? Justify your answer.
(d) A light is directly above the western end of the track. Ben rides so that at time t, the distance L(t) between
Ben and the light satisfies (L(t)) = 122 + (B(t)). At what rate is the distance between Ben and the light
%3D
changing at time t = 40 ?
40
Expert Solution
![](/static/compass_v2/shared-icons/check-mark.png)
Step 1
Ben's Acceleration at time
from the table we can see that t is the average of and
So from here it is clear that question is about average acceleration
so we are
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