Question: Let vec ( r ) ( t ) = ( : t 5 - 4 , 2 e 4 t , - 4 s i

Let vec(r)(t)=(:t5-4,2e4t,-4sin(3t):)
Find the unit tangent vector vec(T)(t)at the point t=0
vec(T)(0)=
Let vec ( r ) ( t ) = ( : t 5 - 4 , 2 e 4 t , - 4

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