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Physics, 17.10.2021 03:50 necolewiggins3083

Một ô tô A chạy đều trên 1 đường thẳng với vận tốc 40km/h. Một ô tô B chạy ngược chiều với vận tốc 60km/h. Tính vận tốc ô tôt B so với ô tô A

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Một ô tô A chạy đều trên 1 đường thẳng với vận tốc 40km/h. Một ô tô B chạy ngược chiều với vận tốc 6...
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