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Physics, 07.11.2020 03:00 Freindofafreind

A car is coasting backwards downhill at a speed of 3.0 m/s when the driver gets the engine started. After 2.5 s, the car is moving uphill at 4.5 m/s. If uphill is chosen as
the positive direction, what is the car's average acceleration?

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A car is coasting backwards downhill at a speed of 3.0 m/s when the driver gets the engine started....
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