List of top Mathematics Questions on Matrix asked in TS PGECET

Let \(A\) and \(B\) be \(n\times n\) real matrices. Which of the following statements is correct?
The matrix
\[ A= \begin{bmatrix} 1 & 1+i & 2i \\ 1-i & 3 & 4 \\ -2i & 4 & 5 \end{bmatrix} \]
has
The matrix \[ A= \begin{bmatrix} 1 & 1+i & 2i 1-i & 3 & 4 -2i & 4 & 5 \end{bmatrix} \] has
On the Argand plane, eigenvalues of any unitary matrix lie on