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  4. If the value of a third order determinant is 11 , then the value of the determinant formed by the cofactors will be

Q. If the value of a third order determinant is , then the value of the determinant formed by the cofactors will be

KCET KCET 2022 Report Error

Solution:

Determinant of the matrix of the cofactors is same as the determinant of the adjoint of the matrix, which is equal to

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