Homework Statement
1. A ball is rolling along the x-axis. At t=2s it is located at x =6m, at t=4s it is at x=16m, and at t=8s it is at x=48 m. Assume Constant acceleration.
a) Find its displacement from 2s to 4s. -- I put 10m
b) find its average velocity from 2s to 4s.---- 5 m/s
c) find its...