Let `A` and `B` be two non-empty subsets of a set `X`. If `(A-B)uu(B-A)=AuuB`, then which one of the following is correct?

Let A, B be two non empty subsets of a set P . If (A-B)uu(B-A) = AuuB then which of the following is correct ( X is universal set)

Let A, B be two non empty subsets of a set P . If (A-B)uu(B-A) = AuuB then which of the following is correct ( X is universal set)

Let A and B be two non-empty subsets of set X. If (A-B)U(B-A)=AUB then which of the following is incorrect? a) A sub B b) A sub(X-B) c) A=B( d) B sub A

Let A and B be two non-empty subsets of a set X such that A is not a subset of B then

Let A and B be two non empty subsets of a set X such that A is not a subset of B then