The value of $\left|\begin{array}{ccc}1 & \omega^3 & \omega^2 \ \omega^3 & 1 & \omega \ \omega^2 &

Question

The value of $\left|\begin{array}{ccc}1 & \omega^3 & \omega^2 \ \omega^3 & 1 & \omega \ \omega^2 & \omega & 1\end{array}ight|$ is

Professor PC Thomas Classes · Answer

Rows sum to zero in the standard circulant form, evaluating to 3.