If A and B are two disjoint sets, then n (A U B) is equal to

If A and B are two disjoint sets,then n(A uu B) is equal to

If A and B are two disjoint sets,then n(A uu B) is equal to n(A)+n(B) b.n(A)+n(B)-n(A nn B) c.n(A)+n(B)+n(A nn B) d.n(A)n(B)

If A and B are disjoint sets, then A nn (A' uu B) is equal to which one of the following?

If A and B are disjoint sets, then n(A cap B) = ?

If A and B are disjoint sets, then Ann(A'uuB) is equal to which one of the following?

If A and B are disjoint sets, then write A nn B

If A and B are disjoint, then n (A uu B) is equal to

If A and B are disjoint nonempty sets then A-(A-B) is equal to

If a and B are disjoint sets, then n(A uu B)= _______

If A and B are two sets,then A nn(A uu B)' is equal to -