Calculus 3: Vector Calculus: Motion in Plane (3 of 15) Motion Along a Circle

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In this video I will find the velocity vector v(t=pi/4)=? at t=pi/4 given the position vector r(t)=2cos(t)i+2sin(t)j.

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fantastic explanation. Concise and complete. Thank you.

LoganPinney
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when we say motion along circle in a plane, does it means the object actually moves like in a giant wheel or a clock? or it is just a circle function ?

taif