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Mathematics, 03.12.2021 06:20 alinadancer2717

Một hộp có 100 tấm thẻ như nhau ghi các số từ 1 đến 100 rút ngẫu nhiên hai thẻ rồi đặt theo thứ tự từ trái qua phải tính xác suất để rút ngẫu nhiên hai thẻ lập nên một số có hai chữ số

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Một hộp có 100 tấm thẻ như nhau ghi các số từ 1 đến 100 rút ngẫu nhiên hai thẻ rồi đặt theo thứ tự t...
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