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blondinia [14]
2 years ago
5

Một xe ô tô chuyển động từ A đến B rồi về C khi từ A đến B xe chuyển động với tốc độ trung bình 50km/h, khoảng cách AB bằng 90km

.Khi từ B về C xe đi được 100 km với vận tốc trung bình 40km/h.Tính tốc độ trung bình của xe theo quỹ đạo trên
Physics
1 answer:
Naddik [55]2 years ago
4 0

Answer:

sorry i haven't understand this language

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