Let I be the identity matrix of order 3 \times 3 and for the matrix A=\left[\begin{array}{ccc}\lambda & 2 & 3 \ 4 & 5 & 6 \ 7 & -1 & 2]\end{array},|A|=-1. Let B be the inverse of the matrix {\adj} (A {\adj} (A^2) ). Then |\lambda(B+1)| is equal to \_\_\_\_ . [3 Apr 2025 Shift 2]

Matrices and Determinants Part 4

Section: Mathematics

Question : 25 of 58

Marks: +1, -0

Let I be the identity matrix of order 3×3 and for the matrix A=[

],|A|=−1. Let B be the inverse of the matrix adj(A‌adj(A2)). Then |λ(B+1)| is equal to ____ .

[3 Apr 2025 Shift 2]

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