Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
A space curve is defined by
r
(
t
)
=
⟨
2
cos
t
,
2
sin
t
,
3
t
⟩
\mathbf r(t)=\langle 2\cos t,2\sin t,3t\rangle
r
(
t
)
=
⟨
2
cos
t
,
2
sin
t
,
3
t
⟩
for
0
≤
t
≤
π
0\le t\le \pi
0
≤
t
≤
π
. Determine the exact length of this curve.
Browse the problem library