Two cars are initially 1200 miles apart. At the same time Car A starts driving at 35 mph to the east while Car B starts driving at 55 mph to the north (see sketch below for this initial step up). At what rate is the distance between the two cars changing after (a) 5 hours of travel (b) 20 hours of travel and (c) 40 hours of travel Car A Initial Position Car B Initial Position 1200 miles

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