Show that at every point on the curver(t) = ⟨et cos t, et sin t, et ⟩ the angle between the unit tangent vector and the z-axis is the same. Then show that the same result holds true for the unit normal and binormal vectors.
Show that at every point on the curver(t) = ⟨et cos t, et sin t, et ⟩ the angle between the unit tangent vector and the z-axis is the same. Then show that the same result holds true for the unit normal and binormal vectors.
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter11: Topics From Analytic Geometry
Section11.4: Plane Curves And Parametric Equations
Problem 33E
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Show that at every point on the curve
r(t) = ⟨et cos t, et sin t, et ⟩
the angle between the unit tangent vector and the z-axis is the same. Then show that the same result holds true for the unit normal and binormal
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