Question

A box is moving along the x-axis and its position varies in time according to the expression x - (5.00 m/s2)t2, where x is in meters and t is in seconds. (a) Determine its position (in m) at t- 2.70 s (b) Determine its position (in m) at t = (2.70 s) + Δ. (Use the following as necessary: M. Do not include units in your answer.) Ax (c) Evaluate the limit of-as approaches zero to find the velocity (in m/s) at t = 2.70 s ΔΙ m/s

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