Math Chapter Wise Rolle's Theorem And Lagrange's Mean Value Theorem English MCQ UP PCS (Pre) 1998 Q.A convergent series is: A() n 1 n 1 n n 1 ∞ = + + ∑ Bn 1 n 1 n n ∞ = + − ∑ Cn 2 1 n logn ∞ = ∑ Dn n 1 1 n ∞ = + ∑ Show answer Correct answer: n 1 n 1 n n ∞ = + − ∑