Solution Found!
Speed and arc length For the following trajectories, find
Chapter 11, Problem 21E(choose chapter or problem)
19-22. Speed and are length For the following trajectories, find the speed associated with the trajectory and then find the length of the trajectory on the given interval.
\(\mathbf{r}(t)=\langle 13 \sin 2 t, 12 \cos 2 t, 5 \cos 2 t\rangle, \text { for } 0 \leq t \leq \pi\)
Questions & Answers
QUESTION:
19-22. Speed and are length For the following trajectories, find the speed associated with the trajectory and then find the length of the trajectory on the given interval.
\(\mathbf{r}(t)=\langle 13 \sin 2 t, 12 \cos 2 t, 5 \cos 2 t\rangle, \text { for } 0 \leq t \leq \pi\)
ANSWER:Solution 21E
Step 1:
Speed and arc length
For the following trajectories, find the speed associated with the trajectory and then find the length of the trajectory on the given interval.
for 0 ≤ t ≤ .