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A streetcar named Desire travels between two stations 0.78 km apart. Leaving the first station, it accelerates for 9.0 s at 1.

A streetcar named Desire travels between two stations 0.78 km apart. Leaving the first station, it accelerates for 9.0 s at 1.0 m/s2 and then travels at a constant speed until it is near the second station, when it brakes at 2.0 m/s2 in order to stop at the station. How long did this trip take?

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