Question

what is the relation between n(A),n(B)=7 ,n(AintersectionB)=5 then find n(AUB)​

Answer 1

Step-by-step explanation:

n(AUB)= n(A)+n(B) - n(AintersectionB)

n(AUB)=n(A)+7-5

n(AUB) = n(A) +2

this is the relation hope this helps u