Velocity function is , .

(a)

Displacement of the object during time period and , when

. 

Displacement of the particle during time period and :

Displacement of the particle during time period and is meters.

(b)

Distance travelled by the particle during time period and , when

.

Distance travelled by the particle during time period and ,  

.

Distance travelled by the particle during time period and is m.

(a) Displacement of the particle during time period and is meters.

(b) Distance travelled by the particle during time period and is m.