Please help with this one
The position function of a particle is given by $\displaystyle \mathbf r(t) = \langle -1 t^2, -2 t, t^2 - 1 t\rangle$.
At what time is the speed minimum?
Please help with this one
The position function of a particle is given by $\displaystyle \mathbf r(t) = \langle -1 t^2, -2 t, t^2 - 1 t\rangle$.
At what time is the speed minimum?