Question: 1. Find the unit tangent vector T(t) and the length of the helix r(t) = (3 cost, 3 sint, 4t) for 0

1. Find the unit tangent vector T(t) and the length of

1. Find the unit tangent vector T(t) and the length of the helix r(t) = (3 cost, 3 sint, 4t) for 0

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