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)
Vijay Singh chauhan
imagine a basketball and cut ✂️ it in half 🏀, you will have your surface.
is it have XY plane only
it is on top of the xy plane.