Question

(8) If n ( AUB)=100 n(A)=60 ,n (B)= 70 then set A intersection B is ​

Answer 1

Step-by-step explanation:

We know, n(A∪B)=n(A)+n(B)−n(A∩B)

∴n(A∩B)=n(A)+n(B)−n(A∪B)

=70+60−110

=20

Mark me as Brainliest please