Question: (1 point) For the given position vectors r(t), compute the (tangent) velocity vector r'(t) for the given value of t . A) Let r(t) =

(1 point) For the given position vectors r(t), compute the (tangent) velocity vector r'(t) for the given value of t . A) Let r(t) = (cos 5t, sin 51*). The" l"()=( -(5Sqr12)/2 , (5Sq2)/2 )? B) Let r(t) = (t2, :3). Then r'(4)=( a , 48 )? G) Let r(t) = e5'i + e'4'j + tk. Then r'(5)= i+ j+ k

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