Find the unit tangent vector at the point with the given value of the parameter. If...
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Find the unit tangent vector at the point with the given value of the parameter. If r(t) = (e²¹, e-2¹, te ²¹), find T(0), r”(0), and r'(t) · r”(t). Find the unit tangent vector at the point with the given value of the parameter. If r(t) = (e²¹, e-2¹, te ²¹), find T(0), r”(0), and r'(t) · r”(t).
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