Question: A toy rocket, launched from the ground, rises vertically with an acceleration of 39 m/s for 14 s until its motor stops. Disregarding any

A toy rocket, launched from the ground, rises vertically with an acceleration

A toy rocket, launched from the ground, rises vertically with an acceleration of 39 m/s for 14 s until its motor stops. Disregarding any air resistance, what max- imum height above the ground will the rocket achieve? The acceleration of gravity is 9.8 m/s. Answer in units of km.

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