8. Find the unit tangent vector Î at the point with the given value of t. a) f(t) = (cos(t), t, sin(t)), t = 7/4. b) f(t)= (1+t³, te-, sin(2t)), t = 0.
8. Find the unit tangent vector Î at the point with the given value of t. a) f(t) = (cos(t), t, sin(t)), t = 7/4. b) f(t)= (1+t³, te-, sin(2t)), t = 0.
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:ܩܘ 7:01
8. Find the unit tangent vector Î at the point with the given value of t.
a) r(t) = (cos(t), t, sin(t)), t = π/4.
b) r(t) = (1 + t³, te¯t, sin(2t)), t = 0.
all 58%
r
||||
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