The position vector r describes the path of an object moving in the xy-plane. Position Vector Point r(t) = 4 cos ti + 4 sin tj (2/2, 2/2) (a) Find the velocity vector v(t), speed s(t), and acceleration vector a(t) of the object. v(t) %3D s(t) a(t) %3D (b) Evaluate the velocity vector and acceleration vector of the object at the given point.

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Q: Can you help with question i and ii please, Thank you!

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A: Let's find.

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A: Thanks for the question :)And your upvote will be really appreciable ;)

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