Section 10.8: Problem 4 (1 point) π Consider the helix r(t) = (cos(8t), sin(8t), 4t). Compute, at t = A. The unit tangen

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Section 10.8: Problem 4 (1 point) π Consider the helix r(t) = (cos(8t), sin(8t), 4t). Compute, at t = A. The unit tangent vector T = ( -8 sin 8- 4√5 π 6 B. The unit normal vector N = (000) C. The unit binormal vector B = (0) Note: You can earn partial credit on this problem. Preview My Answers Submit Answers You have attempted this problem 8 times. Your overall recorded score is 33%. You have unlimited attempts remaining. 8 cos (8-) 6 4√5 0.44721)