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iginar uistanitce berween them ?On a two-lane road, car A is travelling with a speed of 36 km h-1. Two cars B andC approach car A in opposite directions with a speed of 54 km heach. At acertain instant, when the distance AB is equal to AC, both being 1 km, B decidesto overtake A before C does. What minimum acceleration of car B is required toavoid an accident ?

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