WBJEE · Maths · Matrices
Let \(A=\left(\begin{array}{ccc}0 & 0 & -1 \\ 0 & -1 & 0 \\ -1 & 0 & 0\end{array}\right)\), then
- A A is a null matrix
- B A is skew symmetric matrix
- C \(\mathrm{A}^{-1}\) does not exist
- D \(A^2=1\)
Answer & Solution
Correct Answer
(D) \(A^2=1\)
Step-by-step Solution
Detailed explanation
\(A^2=1\)
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