Find the Unit Tangent Vector for the Curve Given By \mathbf

Short Answer

Find the unit tangent vector for the curve given by $\mathbf { r } ( t ) = \left\langle \frac { 1 } { 6 } t ^ { 6 } , \frac { 1 } { 3 } t ^ { 3 } , t \right\rangle$ .