Comedk
Matrices And Determinants
COMEDK 2025 Morning Shift
MCQ+1 / -02025
The sum of three numbers is 6 .
Twice the third number, when added to the first number gives 7 ,
On adding the sum of the second and third numbers to thrice the first number, we get 12 .
The above situation can be represented in matrix form as $A X=B$.
Then the $|\operatorname{adj} A|$ is equal to
Twice the third number, when added to the first number gives 7 ,
On adding the sum of the second and third numbers to thrice the first number, we get 12 .
The above situation can be represented in matrix form as $A X=B$.
Then the $|\operatorname{adj} A|$ is equal to