Jaysonwantsmoore Jaysonwantsmoore

25-06-2020
Mathematics

contestada

If A={A,15,E,17,18, B,20} and B={ X,22, F,42, Y,62,72}, then what is n(A∪B)?

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sqdancefan sqdancefan

06-07-2020

Answer:

14

Step-by-step explanation:

There are 7 elements in each set, and no elements are shared. The number of elements in the union of the sets is then ...

n(A∪B) = 7+7 = 14

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