Question: Problem 3 . Determine the vector decomposition of the acceleration vector a = a 1 a 1 at the point ( 0 , 2 ,

Problem 3. Determine the vector decomposition of the acceleration vector
a=a1a1
at the point (0,2,4) for
r(t)=ln(t)i(t2t)j4t2k,t1
Is the object speeding up, slowing down or neither at that instant of time?
Problem 3 . Determine the vector decomposition of

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