Find the Unit Tangent Vector $T ( t )$ $$\mathbf { r } ( t ) = \langle 2 \sin t , 4 t , 2 \cos t \}$$

question 33

Short Answer

Find the unit tangent vector $T ( t )$ .
$$\mathbf { r } ( t ) = \langle 2 \sin t , 4 t , 2 \cos t \}$$

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