Find T, N, and for the plane curves. r(t) = ti + (ln cos t)j, -/2
Question:
Find T, N, and κ for the plane curves.
r(t) = ti + (ln cos t)j, -π/2 < t < π/2
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answer First we find the first derivative and second derivative of r ...View the full answer
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Related Book For 
Thomas Calculus Early Transcendentals
ISBN: 9780321884077
13th Edition
Authors: Joel R Hass, Christopher E Heil, Maurice D Weir
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