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Physics, 19.01.2021 02:50 903624

It takes Usain 8 s to run from x= 0, to x =+ 10 m and then back to x = -80 m. What is his average velocity during that 8-second period?

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It takes Usain 8 s to run from x= 0, to x =+ 10 m and then back to x = -80 m. What is his average ve...
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