Question
मान लीजिए कि E1, E2, E3 और E4 स्वैच्छिक घटनाएँ हैं। निम्नलिखित घटनाओं को समुच्चय संकेतनों में लिखिए:
i) E1, E2, E3 और E4 में एक से अधिक नहीं।
ii) E1, E2, E3 और E4 में से केवल एक।
iii) E1 और कम-से-कम E2, E3, E4 में से एक।
iv) E1 के साथ E2, E3 और E4 में से कोई नहीं।
Answer :
Word Count : 279
i) "E₁, E₂, E₃ और E₄ में एक से अधिक नहीं" का मतलब है कि कोई भी दो घटनाएँ एक साथ नहीं होंगी। इसे सेट सिद्धांत में लिखा जा सकता है: [ (E_1 \cap E_2^c \cap E_3^c \cap E_4^c) ;\cup; (E_1^c \cap E_2 \cap E_3^c \cap E_4^c) ;\cup; (E_1^c \cap E_2^c \cap E_3 \cap E_4^c) ;\cup; (E_1^c \cap E_2^c \cap E_3^c \cap E_4) ] --- ii) "E₁, E₂, E₃ _____ ___ _________ ______ ______.
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i) "E₁, E₂, E₃ और E₄ में एक से अधिक नहीं" का मतलब है कि कोई भी दो घटनाएँ एक साथ नहीं होंगी। इसे सेट सिद्धांत में लिखा जा सकता है: [ (E_1 \cap E_2^c \cap E_3^c \cap E_4^c) ;\cup; (E_1^c \cap E_2 \cap E_3^c \cap E_4^c) ;\cup; (E_1^c \cap E_2^c \cap E_3 \cap E_4^c) ;\cup; (E_1^c \cap E_2^c \cap E_3^c \cap E_4) ] --- ii) "E₁, E₂, E₃ _____ ___ _________ ______ ______.
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