Which of the following is true for the matrix
\(\begin{bmatrix} 4 & -1 & -4 \\ 3 & 0 & -4 \\ 3 & -1 & -3 \end{bmatrix} \)
1
It is an idempotent matrix
2
It is a nilpotent matrix of order 3
3
It is an involutory matrix
4
None of the above
Which of the following is true for the matrix
\(\begin{bmatrix} 4 & -1 & -4 \\ 3 & 0 & -4 \\ 3 & -1 & -3 \end{bmatrix} \)