The Coordinate of a Particle in Meters Is Given by X(t)

Multiple Choice

The coordinate of a particle in meters is given by x(t) = 16t - 3.0t³, where the time t is in seconds. The particle is momentarily at rest at t =

A) 0.75 s
B) 1.3 s
C) 5.3 s
D) 7.3 s
E) 9.3 s