lil81
lil81 lil81
  • 01-12-2017
  • Mathematics
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How would u answer this question?

How would u answer this question class=

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Аноним Аноним
  • 01-12-2017
At time 5 seconds  distance is 0.8(5)^2 = 20 m
after 10 seconds it is 0.8(10)^2  =  80 m


average speed between 5 and 10s  = (80-20) / (10-5) =  12 m / s  answer
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