Question

The matrix $\begin{bmatrix} 1 & \omega & \omega^{2} \\ \omega & \omega^{2} & 1 \\ \omega^{2} & 1 & \omega \end{bmatrix}$ is a –

• A. Skew symmetric
• B. Symmetric matrix
• C. Null matrix
• D. None of these

Answer 1

Answer: (B)

Symmetric matrix

Answer 2

A = A^T Ž symmetric matrix