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    Final velocity, three forces, time, mass and velocity given

    Homework Statement A small robotic spacecraft (m= 145kg) is initially moving in the +x-direction at .150 m/s. Then, its x-axis thruster exerts the following force on the spacecraft : Fx(t) = -5.00 N during 0s<t<1.5s -9.00 N during 1.5s< t< 3.25s -6.00 N during...