Find the unit tangent vector T(t) to r(t)=(t^2, (t^3-2t), (t^5-3t)) at t=1. Please explain!?

• Find the unit tangent vector T(t) to r(t)=(t^2, (t^3-2t), (t^5-3t)) at t=1. Please explain!?

Definition of the Unit Tangent Vector Let r(t) be a differentiable vector valued function and v(t) = r'(t) be the velocity vector. Then we define the ...
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Please explain how to ... at t is the length of its velocity vector at t. Find the time of minmum speed and the minimum speed of the curve r(t)=(t^2 ...
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