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Write descriptions of the race from three viewpoints:
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| A sportscaster:
Describe the race as it is happening.
Indicate the time
corresponding to every sentences you write.
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Sports analyst:
Analyze
the running style of each athlete.
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Mathematical description:
Describe the functions representing the race in mathematical terms:
- Construct value tables describing the position and speed
of the runners at different times.
- Sketch graphs describing the dependence of the runners' speed on time.
- Describe in words how the speed of each runner changed in the course of the race.
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