Cars A and B are traveling in the same direction. Their distances in miles north of St.

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Cars A and B are traveling in the same direction. Their distances in miles north of St. Louis after x hours are computed by the functions fA and fB, respectively. The graphs of fA and fB are shown in the figure for 0 ≤ x ≤ 10. 


(a) Which car is traveling faster? Explain. 


(b) How many hours elapse before the two cars are the same distance from St. Louis? How far are they from St. Louis when this occurs? 


(c) During what time interval is car B farther from St. Louis than car A?image

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