12. Find the length of the curve. a) r(t)= (cos t, sint, In cost), 0≤t≤ π/4 b) F(t)=(5, t², t³), 0≤t≤ 1. Г |||
12. Find the length of the curve. a) r(t)= (cos t, sint, In cost), 0≤t≤ π/4 b) F(t)=(5, t², t³), 0≤t≤ 1. Г |||
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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Question 12 please
Transcribed Image Text:12:46 0⁰
12. Find the length of the curve.
a) r(t) = (cos t, sin t, ln cost), 0 ≤ t ≤ π/4
b) r(t) = (5, t², t³), 0≤t≤ 1.
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