Question

6)
If A and B are subsets of the universal set X
and n(X) = 50, n(A) = 35, n(B) = 20,
n(A'B') = 5, find
i) n (AUB) ii) n(ANB) iii) n(A'NB)
iv) n(ANB)​

Answer 1

Answer:

of the universal set X and n(X) =50, n(A)=35, n(B) = 20, n(A'B') =5, find i) n(AUB) ii) n(ANB) iii) n(A'NB) iv) n(AB)