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) 
		 
			 
			 
			 
			 
			 
			 
			 
			 
			 30 points
 30 points 
				 
			 
				 
 
 
 
             
            

 
                
Shashi ranjan sinha Best Answer
If there exist a subgroup of order 6 in A4, then we have shown by the proof 1 that it would must contain all 3-cycles in that group, which is absurd because we have total 8 elements of order 3 in A4 and they can't be all contained in a subgroup of order 6.