Math Chapter Wise Sets, Relations And Functions English MCQ UKPSC Lecturer (Mains) 2020 Q.If X, Y, Z are any three sets such that X Y Z, ⊆ ⊆ then Z – (Y – X) = AX (Z Y)/∪ − BX (Z Y)/− ∪ CX (Y Z)/∪ − DX (Z Y)/− − Show answer Correct answer: X (Z Y)/∪ −