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)
Dr. avtar chand Best Answer
AX=B det(A)=0 then system has either no solution or infinite solutions. If System has infinite number of solutions then adj(A)B = 0 null matrix option c is correct complete solution in attachment
not clearly understood sir.