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)
Swapnajit das
always remember Un is cyclic if & only if n=1,2, p^k , 2p^k where p is prime. this is shortcut method . it will help you a lot
i think u have missed to write that p is odd prime..not only prime..am i right?
yes , p must be odd prime