Question

if n(A)=40 and n0 (A)=30,findn(A n B)​

Answer 1

n(A)=30, n(B)=40 and n(A∪B)=52 then find n(A∩B)

Step-by-step explanation:

n(A∪B)=n(A)+n(B)−n(A∩B)52=30+40−n(A∩B)n(A∩B)=70−52n(A∩B)=18

Answer 2

Step-by-step explanation:

if n(A)=40 and n0 (A)=30,findn(A n B)