Question

If A = [ x:x is a multiple of 3] and B = [x:x is a multiple of 5] , then A - B is ($\overline{A}$ means complement of A)

• A.
• B.
• C.
• D.

Answer 1

The correct option is B

Try taking some values of A and B
We'll see that $A-B=A\cap \overline{B}$ .