For all set A and B, `(A uu B) - B = A - B`.

For all sets A and B, (A - B) uu (A nn B) = A .

For all sets A and B, (A - B) uu (A nn B) = A .

For all sets A and B, A and B, A uu (B - A) = A uu B .

For all sets A and B, show that, A uu (B - A) = A uu B .

Is it true that for any sets A and B, P(A) uu P(B) = P(A uu B) ? Justify your answer.

Show that for any sets A and B, A = ( A nn B) uu ( A -B ) and A uu (B-A) = (A uu B)

Applying the axiom of equality of two sets prove the identiti for any two sets A and B. A uu (A uu B)=A uu B

For all sets A, B and C, if A sub B , then A uu C sub B uu C .

For all sets A, B and C, if A sub B , then A uu C sub B uu C .