jak000067oyyfia
30.07.2021 •
Mathematics
Trước cổng trường đại học có 3 quán cơm bình dân chất lượng ngang nhau. Bốn sinh viên A, B, C, D độc lập với nhau, chọn ngẫu nhiên một quán đểăn trưa. Xác suất để4 sinh viên vào cùng 1 quán là:
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Ответ:
16x but i dont know the rest of them
Step-by-step explanation: