Question: please help with hw (2) Velocity Vectors Consider the curve given by the position vector: r(t) = (2a) Find the velocity vector for this trajectory.

please help with hw

(2) Velocity Vectors Consider the curve given by the position vector: r(t) = (2a) Find the velocity vector for this trajectory. (2b) Find the speed for a particle moving along this trajectory. (20) At What point (a,b,c) does the position vector pass through the xy-plane

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