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If A∩B=ϕ then set is said to be mutually exhaustive.(a) True(b) FalseThe question was asked by my school principal while I was bunking the class.The query is from Probability in division Probability of Mathematics – Class 11

Answer»

Right option is (b) False

The EXPLANATION is: If A∩B=ϕ then set is said to be mutually EXCLUSIVE not mutually exhaustive. If both sets A and B have no element in COMMON then it is a pair of mutually exclusive sets.



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