Question

A particle moves along x-axis satisfying the equation `x=[t(-1)(t-2)]` (t is in seconds and `x` is in meters). Find the magnitude of initial velocity of the particle in `m//s`.

Answer 1

Correct Answer - 2
`x=t(t^(2)-3t+2)`
`=t^(3)-3t^(2)+2t`
`impliesv=3t^(2)-6t+2impliesv_(0)=2`