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Consider the helix r(t)=(cos(2t),sin(2t),−3t)r(t)=(cos(2t),sin(2t),−3t). Compute, at t=π/6 A. The unit tangent vector T=T= ( , ,...

Consider the helix r(t)=(cos(2t),sin(2t),−3t)r(t)=(cos(2t),sin(2t),−3t). Compute, at t=π/6

A. The unit tangent vector T=T= ( , , )

B. The unit normal vector N=N= ( , , )

C. The unit binormal vector B=B= ( , , )

D. The curvature κ=κ=

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