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)
Deepak singh 1
this question is from pde , see below link it may help you .. https://math.stackexchange.com/questions/1562356/find-the-complete-integral-of-xypq2-x-yp-q2-1