Question: Section 10.8: Problem 4 (1 point) Consider the helix r(t) = (cos(7#), sin(7t), -2t). Compute, at t = #: A. The unit tangent vector T

Section 10.8: Problem 4 (1 point) Consider the helix r(t) = (cos(7#), sin(7t), -2t). Compute, at t = #: A. The unit tangent vector T = 0.0.0 B. The unit normal vector N = 0.0.0 C. The unit binormal vector B =

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