A particle moves along a straight line OX. At a time \(t\) (in seconds), the displacement \(x\) (in metres) of the particle from O is given by \(x= 40 +12t-t^3\). How long would the particle travel before coming to rest?
1. | \(24\) m | 2. | \(40\) m |
3. | \(56\) m | 4. | \(16\) m |