jazzhands16
23.07.2021 •
Mathematics
một nhân viên bán hàng mỗi ngày đi chào hàng ở nhiều địa điểm với xác xuất bán được hàng ở mỗi nơi là 0,2. phải chào hàng ở ít nhất bao nhiêu địa điểm để với xác suất 0,9 có thể hi vọng ít nhất mỗi nơi bán được hàng
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Answers on questions: Mathematics
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Ответ:
50
Step-by-step explanation: