Math Chapter Wise Arithmetic English MCQ TGT 2013 Q.The LCM of x2 – y2, x3 – y3 and x3 – x2 y – xy2 + y3 will be– A(x +y) (x–y) (x2 + y2 + xy) B(x+y)2/(x–y)2 C(x+y) (x–y)2 (x2 +y2 +xy) D(x+y) (x–y)2 (x2 +y2 –xy) Show answer Correct answer: (x+y) (x–y)2 (x2 +y2 +xy)