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Math Help - curvature

  1. #1
    Junior Member
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    curvature

    x = t
    y = 4t3/2
    z = -t2
    Find the curvature at the point (1, 4, -1).
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  2. #2
    MHF Contributor Calculus26's Avatar
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    the formula for curvature is

    k = |T'(t)|/|r ' (t)|

    Where T(t) is the unit tangent T(t) = r ' (t)/|r ' (t)|
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