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At 2:00 pm a car’s speedometer reads 30 miph. At 2:10 pm it reads 50 miph. Show that at some time between 2:00 and 2:10 the acceleration is exactly 120 miph2.
(b) [3 marks) A car is traveling along a straight line. At 2:00 pm the car's speedometer reads 30 km/h. At 2:10 pm it reads 50 km/h. Show that at some time between 2:00 and 2:10 the acceleration was exactly 120 km/h?.
