Question

If n(5) = 30, n(A) = 14, n(B) = 20 and n(A n B) = 11, find: (i) n(B) (it) n( AB). 6.5 VENN DIAGRAMS pls ans step by step ​

Answer 1

Answer:

n(B)=20

n(AB)=n(A)*n(B)

=14*20

=280