Question

the displacement x of a partical at time t along a straight line is given by x= alpha minus beta ×t +gama× t^2.FInd the acceleration of the particle

Answer 1

v = dx/dt

            a = dv/dt

   x = ao + a1t + a2t2

v= dx/dt =  0 + a1 + 2a2t

a=dv/dt = d/dt (a1+2a2t)

           =0+2a2