Di+Oj

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter11: Topics From Analytic Geometry
Section: Chapter Questions
Problem 20T
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Find T​, N​, and  for the plane curve

T(1) = (O) i+ (O)j
N(t) = () i+D)j
K(t) =U
Transcribed Image Text:T(1) = (O) i+ (O)j N(t) = () i+D)j K(t) =U
Find T, N, and k for the plane curve r(t) = - 2t i-2 In (cos t) j.
Transcribed Image Text:Find T, N, and k for the plane curve r(t) = - 2t i-2 In (cos t) j.
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