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Let the Position Function of a Particle Be r(t)=t2,2t,et\mathbf { r } ( t ) = \left\langle t ^ { 2 } , 2 t , e ^ { t } \right\rangle

Question 28

Multiple Choice

Let the position function of a particle be r(t) =t2,2t,et\mathbf { r } ( t ) = \left\langle t ^ { 2 } , 2 t , e ^ { t } \right\rangle . Find the velocity of the particle when t = 1.


A) (2,2,1) ( 2,2,1 )

B) (2,2,e) ( 2,2 , e )
C) (2,0,1) (2,0,1 )
D) (2,0,e) ( 2,0 , e )
E) (1,1,1) ( 1,1,1 )
F) (1,1,e) ( 1,1 , e )

G) (1,0,1) ( 1,0,1 )

H) (1,0,e) ( 1,0 , e )

Correct Answer:

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