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Multivariable & Vectormedium
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If a particle's trajectory is r(t)=⟨3cos⁡(t),3sin⁡(t),4t⟩\mathbf{r}(t) = \langle 3\cos(t), 3\sin(t), 4t \rangler(t)=⟨3cos(t),3sin(t),4t⟩, what is the arc length of the path from t=0t=0t=0 to t=2πt=2\pit=2π?