Question

what is formula of set ​

Answer 1

Answer:

Set of natural numbers = {1,2,3,…..} Set of whole numbers = {0,1,2,3,…..} Each object is called an element of the set. ... n(A∩B) is the number of elements present in both the sets A and B. n(AᴜB) = n(A) + (n(B) – n(A∩B)

Answer 2

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