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Mathematics, 23.09.2021 18:00 jamilecalderonpalaci

На деякому підприємстві перша машина виробляє 15%, друга – 45%, третя – 40% всіх деталей. В їх продукції браку, відповідно 8,6,3 %. Випадково вибрана деталь виявилася дефектною. Яка ймовірність того, що вона виготовлена другою машиною?

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На деякому підприємстві перша машина виробляє 15%, друга – 45%, третя – 40% всіх деталей. В їх проду...

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