A charged particle moves with the following position vector r (t) = ln (2t) i - 7 cos (t - pi/4) j + 11 t^2 k a) Find the initial position vector of the particle b) Find the velocity vector of the particle at t seconds c) Find the acceleration vector of the particle at pi seconds
Show transcribed image textA charged particle moves with the following position vector r (t) = ln (2t) i - 7 cos (t - pi/4) j + 11 t^2 k a) Find the initial position vector of the particle b) Find the velocity vector of the particle at t seconds c) Find the acceleration vector of the particle at pi seconds