Questions
If and both contain same number of elements and are finite sets then
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a
n(A∪B)=n(A∩B)
b
n(A~B)=n(B~A)
c
n(AΔB)=n(B)
d
n(A−B)=n(A)
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Correct option is B
n(A~B)=n(A)−n(A∩B)=n(B)−n(A∩B)=n(B~A)Talk to our academic expert!
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