Math Chapter Wise Binomial Theorem English MCQ Rajasthan TGT 2015 Q.The middle term in the expansion of 2n (x a); + + is A2n n 1 n 1 n C x a + + B2n n n 1 n C x a + C2n n 1 n 1 n C x a + β D2n n n n C x a Show answer Correct answer: 2n n n n C x a