Recent content by iman.f

hello everybody, what is the total displacement of the particle at first 4 second? equation (x) versus (t) : X = 3T^2 - T^3 where x is in meter and t in second. my solution is : v= 6t-3t^2 , 6t-3t^2=0 , t=2 , X(2)= +4 , X(4)= -16 ,: displacement of the particle at first 4...