Shown are graphs of the position functions of two runners,
A and  B, who run a 100-m race and finish in a tie.


(a) Describe and compare how the runners run the race.
(b) At what time is the distance between the runners the
(c) At what time do they have the same velocity?

s (meters),
8 12
t (seconds)

Image Transcription

s (meters), 80 A 40 B 4 8 12 t (seconds)

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