Question: A rocket starts vertically up and moves with the acceleration 20 m/s during 20 seconds. Then it continues its motion ballistically. Find the maximal

A rocket starts vertically up and moves with the acceleration 20 m/s

A rocket starts vertically up and moves with the acceleration 20 m/s during 20 seconds. Then it continues its motion ballistically. Find the maximal height reached and the corresponding time. Find the time of hitting the ground and the corresponding speed.

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