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Mathematics, 05.08.2021 16:20 juancarlosguevpdppo5

trong kỳ thi, an thi hai môn: toán và văn. Xác suất an đậu môn toán là 0,90; xác suất an đậu môn văn là 0,81 và xác suất an đậu cả hai môn là 0,74. Xác suất An rớt ít nhất một môn là

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trong kỳ thi, an thi hai môn: toán và văn. Xác suất an đậu môn toán là 0,90; xác suất an đậu môn văn...
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