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)
Irfan ansari 1
see also this
sir how to solve this by spherical or cylindrical coordinate..i am not getting sir...please sir help me in solving
pls sir i am not able to solve this question
i have asked in one post sir pls show steps..