Calculus

If f is a vector-valued function defined by f(t) = (e^(2t), lnt), then what is f ''' (t)?

A. 8e^(2t) - 2/t^3
B. (e^(2t), -2/t^3)
C. (4e^(2t), -1/t^2)
D. (8e^(2t), 2/t^3)
E. 4e^(2t)/t^3

I think it is D.

asked by Anonymous
  1. Yes, D is the correct answer.

    posted by Arora

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