Question

If n(A) = 20, n(B) = 50, n(AB) = 60 and n(B ) = 20, find n(AB) and n(U)​

Answer 1

Answer:

sorry this answer i dont know

Step-by-step explanation:

If n(A) = 20, n(B) = 50, n(AB) = 60 and n(B ) = 20, find n(AB) and n(U)