Class 12Mathematics3 and 4 .Determinants and MatricesSpecial types of matrices, Transpose of matrices and Trace of matrices
EasyIf $A$ is a $3 \times 3$ order skew-symmetric matrix,then $|A|$ is equal to:
- A$1$
- B$0$
- C$-1$
- D$3$
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If $A=\left[\begin{array}{lll}1 & 2 & 3 \\ 4 & 3 & 2 \\ 3 & 4 & 5\end{array}\right]$, then $(A+A^T)(A-A^T)=$
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View SolutionWhich of the following is a nilpotent matrix?
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View SolutionFor a given matrix $A = \begin{bmatrix} \cos \theta & -\sin \theta \\ \sin \theta & \cos \theta \end{bmatrix}$,which of the following statements holds true?
If $A$ is a skew symmetric matrix,then $A^{2021}$ is
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