# Arc Length and Tangent

The equation R(t)=sint(i)+cost(j)+logsect(k) (0 less than or equal to t and t is less than pi/2)

find

a) element of arc length ds, along c in terms of t

b) the unit tangent T

c) the curvature k

https://brainmass.com/math/curves/arc-length-tangent-342985

#### Solution Summary

Arc Length is determined. The unit of a tangent is provided.

$2.19