Physics, 10.02.2022 20:50, didi45

An object starts from rest and accelerates at 3.0 m/s2 for 4.0 s. Its velocity remains constant for 7.0 s, and it finally comes to rest with uniform deceleration after another 5.0 s. Find the following: a. the displacement for each stage of the motion
b. the average velocity over the whole time
interval.

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An object starts from rest and accelerates at 3.0 m/s2 for 4.0 s. Its velocity remains constant for...