A particle moves along a straight line such that its displacement at any time t is given by s= (t^3- 6t^3 +3t+4) metres. The velocity when the acceleration is zero is

A particle moves along a straight line such that its displacement at a

1.	A particle moves along a straight line such that its displacement at any time t is given by s= (t^3- 6t^3 +3t+4) metres. The velocity when the acceleration is zero is
Answer» 3m/s 42m/s `-9m//s` `-15m//s` ANSWER :C