An object moves along the x axis according to the equation x-2.852-2.00+ 3.00, where x is in meters and t is in seconds. (a) Determine the average speed between t-2.70 s and t-3.90 s. 16.81 m/s (b) Determine the instantaneous speed at t-2.70 s. 13.39 m/s Determine the instantaneous speed at t-3.90 s. 20 23 m/s. (c) Determine the average acceleration between t-2.70s and t-3.90 s. 5.70 ✔ m/s² (d) Determine the instantaneous acceleration at t-2.70 s. 5.70 m/s²
An object moves along the x axis according to the equation x-2.852-2.00+ 3.00, where x is in meters and t is in seconds. (a) Determine the average speed between t-2.70 s and t-3.90 s. 16.81 m/s (b) Determine the instantaneous speed at t-2.70 s. 13.39 m/s Determine the instantaneous speed at t-3.90 s. 20 23 m/s. (c) Determine the average acceleration between t-2.70s and t-3.90 s. 5.70 ✔ m/s² (d) Determine the instantaneous acceleration at t-2.70 s. 5.70 m/s²
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