ID: Class: 12 Subject: Math Topic: Matrices and Determinants Type: Mcq Year: 2024

Question:

Let \(A=\begin{bmatrix}a&b\\ c&d\end{bmatrix}\) be a square matrix such that adj \(A=A\) Then, \((a+b+c+d)\) is equal to :
  • A. 2a
  • B. 2b
  • C. 2c
  • D. 0