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Có 3 bi đỏ và 1 bi đen. tính xác xuất lấy phải bi đỏ
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Có 3 bi đỏ và 1 bi đen. tính xác xuất lấy phải bi đỏ

User Sarang Amrutkar
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5.8k points

1 Answer

3 votes

Answer:

3/4

Step-by-step explanation:

không gian mẫu bằng 3+1

P=3, xác suất = P/omega

User Pardeep Dhingra
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5.4k points
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