A particle moves along the x-axis so that at time t > 0 its position is given by
X(t) = -4+4 + 24t2. Determine all intervals when the acceleration of the particle is
positive.
![A particle moves along the xaxis so that at time t gt 0 its position is given by Xt 44 24t2 Determine all intervals when the acceleration of the particle is pos class=](https://us-static.z-dn.net/files/d2e/ba126d601e018e0fc827bd06d38c38da.png)