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I need help fast thx

I need help fast thx-example-1
User Paxic
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1 Answer

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Vi = 56
Vf = 56 + 7(3) = 56 + 21 = 77

THe average is (Vf + Vi)/2

(77 + 56)/2 = 133/2 = 66.5 m/s
User Scarecrow
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