Time management is very much important in IIT JAM. The eduncle test series for IIT JAM Mathematical Statistics helped me a lot in this portion. I am very thankful to the test series I bought from eduncle.
Nilanjan Bhowmick AIR 3, CSIR NET (Earth Science)
Satpal singh
why do u want to use cauchy condensation test? first of all this questions is about sequence of partial sums. then if u will make its series and try to apply cauchy condensation it will be very lengthy process bcoz n will become (2^n) in the power. to solve that part it will be very difficult. see this attachment and discuss where r u feeling difficulty