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Question 12 Worth 10 points a. Sketch the plane curve r(t) = ti + In(t)j and the vectors T(1) and N(t) when t = 2.

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Question 12 Worth 10 points a. Sketch the plane curve r(t) = ti + In(t)j and the vectors T(1) and N(t) when t = 2. (Do NOT try to find T(t) and N(t)). b. Find the scalar tangential component of acceleration ar of a particle with position vector r(t) = e (cos(4t), sin(4t), 0)

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