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Виктория17121
@Виктория17121
August 2022
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Прошу, хотя бы одну решите !
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sokolovvovikn
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S2=V2*t2=10*600=6000 м
Vср=(S1+S2)/(t1+t2)=(6000+6000)/(900+600)=8 м/с=28,8 км/ч
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S2=V2*t2=10*600=6000 мVср=(S1+S2)/(t1+t2)=(6000+6000)/(900+600)=8 м/с=28,8 км/ч