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Physics, 23.01.2021 22:30 makeithappen60

A car is coasting backwards downhill at a speed of 3.0 m/s when the driver gets the engine started. After 2.5 sec, the car is
moving
uphill at 4.5 m/s. Assuming that uphill is 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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