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Physics, 16.08.2021 14:30 dani595

một viên đá được ném thẳng đứng từ mặt đất lên cao với vận tốc V =100m\s sau bao lâu kể từ lúc nãy nó xuống đất

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một viên đá được ném thẳng đứng từ mặt đất lên cao với vận tốc V =100m\s sau bao lâu kể từ lúc nãy n...
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