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1. A car moves along a straight street. The cars initial position at time tı is given by a position vector . The cars Iater position vector is at time ta. Suppose 700 mi and x, 400 mi a. If -丸= 3.0 seconds, what is the cars average speed (assuming the car only moved in one direction)? b. What was the cars average velocity?

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Solution ot We have R Distance tave verag e pe sPlaCem 300 m

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