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lienminhmusicchanel
2 năm trước
Một ôtô bắt đầu chuyển động thẳng nhanh dần đều, sau 10s ôtô đi được 50m a) Tính gia tốc của ôtô. b) Sau 20s ôtô đi được quãng đường bao nhiêu? c) Sau khi đi được quãng đường 288m thì ôtô có vận tốc bao nhiêu?
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