Find the speed over the path r(t) = (e¹-2, -8, 21-¹) at t = 2. (Use symbolic notation and fractions where needed.)
Find the speed over the path r(t) = (e¹-2, -8, 21-¹) at t = 2. (Use symbolic notation and fractions where needed.)
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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Question
![**Problem:**
Find the speed over the path \( \mathbf{r}(t) = \langle e^{t^{-2}}, -8, 2t^{-1} \rangle \) at \( t = 2 \).
(Use symbolic notation and fractions where needed.)
**Student's Answer:**
\[ v(2) = 9.0001 \]
*Status: Incorrect*](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fe815a6c0-dcfd-4fc5-aa4e-03e2f1f5f601%2F8dab4bac-017c-43cf-ac02-067592583a3d%2F2y1d8j_processed.png&w=3840&q=75)
Transcribed Image Text:**Problem:**
Find the speed over the path \( \mathbf{r}(t) = \langle e^{t^{-2}}, -8, 2t^{-1} \rangle \) at \( t = 2 \).
(Use symbolic notation and fractions where needed.)
**Student's Answer:**
\[ v(2) = 9.0001 \]
*Status: Incorrect*
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