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1. a) Get the arc length of the curve. r(t)= (cos(t) + tsin(t), sin(t) - tcos(t),...

1. a) Get the arc length of the curve.

r(t)= (cos(t) + tsin(t), sin(t) - tcos(t), √3/2 t^2) in the Interval 1 ≤ t ≤ 4

b) Get the curvature of r(t) = (e^2t sen(t), e^2t, e^2t cos (t))

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