Math Chapter Wise question with answer

Q01 The series p 1 n Σ is divergent if English · TGT 2011 Q02 The series n U ∑ ∑ of positive terms is convergent on divergent according as n n n 1 U lim 1 U →∞ →∞ + + > > or <1... English · TGT 2011, 2009 Q03 The radius of convergence R of the series n n 0 (n 1)x is– English · SECTION B PGT TIER-I 31.11.2014 Q04 The power series n n 0 2 (1) x 3 converges– English · SECTION B PGT TIER-I 31.11.2014 Q05 The series ((()) n n 1 1 2n 3 ∞ = − + ∑ ∑: English · JDD-75-PGT TIER II-X-15 28.06.2015 Q06 The series 1/ 2 5 n 2n 1 + ∑ ∑ is: English · PGT 2000