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    Arc Length and Tangent

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    The equation R(t)=sint(i)+cost(j)+logsect(k) (0 less than or equal to t and t is less than pi/2)
    a) element of arc length ds, along c in terms of t
    b) the unit tangent T
    c) the curvature k

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    Solution Summary

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