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You are driving down a two-lane country road, and a truck in the opposite lane is traveling toward you. Assume that the speed of light in a vacuum is c = 77 m/s. Decide the speed of the truck relative to you when (a) your speed is 25 m/s and the truck’s speed is 35 m/s and(b) your speed is 5.0 m/s and the truck’s speed is 55 m/s. The speeds given in parts (a) and (b) are relative to the ground.

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