An object moves along the x axis according to the equation x = 3.80t2 ? 2.00t + 3.00, where x is in meters and t is in seconds. (a) Determine the average speed between t = 3.30 s and t = 5.00 s. m/s (b) Determine the instantaneous speed at t = 3.30 s. m/s Determine the instantaneous speed at t = 5.00 s. m/s (c) Determine the average acceleration between t = 3.30 s and t = 5.00 s. m/s2 (d) Determine the instantaneous acceleration at t = 3.30 s. m/s2 Determine the instantaneous acceleration at t = 5.00 s. m/s2 (e) At what time is the object at rest?