If a is the determinant of the adjoint of the matrix \left[\begin{array}{ccc}1 & 1 & 2 \ 1 & 2 & 3 \ 2 & 3 & 3]\end{array} and b is the determinant of the inverse of the matrix \left[\begin{array}{ccc}1 & 2 & 3 \ 4 & -3 & -1 \ 2 & 1 & -4]\end{array} then \frac{b+1}{18 b}= [AP EAPCET 24 May 2025 S1]

Matrices and Determinants

Section: Mathematics

Question : 2 of 48

Marks: +1, -0

If a is the determinant of the adjoint of the matrix [

] and b is the determinant of the inverse of the matrix [

] then ‌

b+1

18b

[AP EAPCET 24 May 2025 S1]

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