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
answer will be no conclusion
but ans saddle point hi Diya h
never . it is wrong check the condition.
dont follow books blindly
USP ki problem h isme further investigation ke liye bola h
see these type of problems in the real analysis book by S.C. malik. in that book this chapter is given in detail
ok sir