A particle travels along the curve from A to B in 2 s. It takes 4 s for it to go from B to C and then 3 s to go from C to D. Determine its average speed when it goes from A to D.

A particle travels along the curve from A to B in

2 s. It takes 4 s for it to go from B to C and then 3 s to go

from C to D. Determine its average speed when it goes from

A to D.

 until it stops t=80 s Construct the a–t graph.The velocity of a car is plotted as shown. Determine the total distance the car moves until it stops t=80 s Construct the a–t graph.The velocity of a car is plotted as shown. Determine the total distance the car moves until it stops t=80 s Construct the a–t graph.The velocity of a car is plotted as shown. Determine the total distance the car moves until it stops t=80 s Construct the a–t graph.The velocity of a car is plotted as shown. Determine the total distance the car moves until it stops t=80 s Construct the a–t