Let A and B be two sets such tat `: n(A)=20 ,\ n(AuuB)=42\ a n d\ n(AnnB)=4.` Find `n(A-B)`

Let A and B be two sets such tat : n(A)=20 ,\ n(AuuB)=42\ a n d\ n(AnnB)=4. Find n(B)

Let A and B be two sets such tat : n(A)=20 ,\ n(AuuB)=42\ a n d\ n(AnnB)=4. Find n(B-A)

Let A and B be two sets such tat :n(A)=20,n(A uu B)=42 and n(A nn B)=4 Find n(B)

Let A and B be two sets such tat :n(A)=20,n(A uu B)=42 and n(A nn B)=4 Find n(A-B)

Let A and B be two sets such tat :n(A)=20,n(A uu B)=42 and n(A nn B)=4 Find n(B-A)

If A and B are two sets such that : n(A)=20, n (A uu B)=42 and n (A nn B)=4 . Find: n (B), n (A - B) and n (B - A).

Let A and B be two sets such that n(A)=20 n(AcupB)= 42 , n(AcapB)= 4 .Find n(A-B)

Let A and B be two sets such that n(A)=20 n(AcupB)= 42 , n(AcapB)= 4 .Find n(B-A)

Let A and B be two sets such that n(A)=20 n(AcupB)= 42 , n(AcapB)= 4 .Find n(B)

If A and B are two sets such that n(A)=20 ,\ n(B)=24\ a n d\ n(AuuB)=40 , then write n(AnnB)dot