An object moves along thex axis according to the equationx = 2.55t2 - 2.00t + 3.00, wherex is in meters andt is in seconds.
(a) Determine the average speed between t = 3.00 s and t = 5.00 s.
m/s
(b) Determine the instantaneous speed at t = 3.00 s.
m/s
Determine the instantaneous speed at t = 5.00 s.
m/s
(c) Determine the average acceleration between t = 3.00 s and t = 5.00 s.
m/s2
(d) Determine the instantaneous acceleration at t = 3.00 s.
m/s2
Determine the instantaneous acceleration at t = 5.00 s.
m/s2
(e) At what time is the object at rest?