A particle with mass m starts at rest and is subject to a constant force I?" 2 mile; {with a constant a and the unit 1.rectore Iin the :edirection} {1} Use the 3force F dpfdt and integrate the equation of motion for the relativistic tj m'yvt} VH1.) Determine 1713} from the solution and show that it never reaches the speed olt} light {ii} Integrate your result for 173} to nd t}. Sher-:1r that the particle follows a hyperbola in spacetime. {iii} Compute the particle's proper time '1' and determine the 4vector I\"{T}