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Event “A or B” is represented by _____________(a) A∪B(b) A∩B(c) A∩B’(d) A’∩BThis question was addressed to me in exam.Question is from Probability topic in portion Probability of Mathematics – Class 11

Answer»

Correct choice is (a) A∪B

The best explanation: Event “A or B” CONTAINS ELEMENTS which are either in A or in B or in both. It is also called union of the two sets and is REPRESENTED by A∪B.



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