||r′(t) × r"(t)|| ||r'(t)||³ r(t) = 4 cos(t)i + 4 sin(t)j + tk Use the formula ñ(t) = to find (t).
||r′(t) × r"(t)|| ||r'(t)||³ r(t) = 4 cos(t)i + 4 sin(t)j + tk Use the formula ñ(t) = to find (t).
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:Use the formula k(t)
k(t)
||r' (t) x r"(t)||
||r' (t)||³
3
r(t) = 4 cos(t)i + 4 sin(t)j + tk
=
=
to find (t).
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