mschwartz1901 mschwartz1901

24-09-2021
Mathematics

contestada

Find the cardinality properties of n(G)=20, n(H)=30, n(G ∩ H) =5, find n(G ∪ H)

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LammettHash LammettHash

24-09-2021

Using the inclusion/exclusion principle,

n(G U H) = n(G) + n(H) - n(G ∩ H) = 20 + 30 - 5 = 45

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