Find the unit tangent and the unit normal to the graph of the vector function $\mathbf { r } ( t ) = \left\langle t ^ { 2 } - 2,2 t - t ^ { 3 } \right\rangle \text { at } t = 1$

Question

Quizplus · Accepted Answer

The Answer of Find the unit tangent and the unit normal to the graph of the vector function $\mathbf { r } ( t ) = \left\langle t ^ { 2 } - 2,2 t - t ^ { 3 } \right\rangle \text { at } t = 1$

Find the Unit Tangent and the Unit Normal to the Graph