The velocity of a particle is v = v0 + gt + ft2 . If its position is x = 0 at t = 0, then its displacement after unit time (t = 1) is
(a) v0 + g/2 + f
(b) v0 + 2g + 3f
(c) v0 + g/2 + f/3
(d) v0 + g + f
(c) : Given : velocity v = v 0 + gt + ft 2
where C is the constant of integration