engineering recuitment GATE EE 2023-24 Test Series Engineering Mathematics Linear Algebra Eigenvalues
If a 4 × 4 Matrix A such that A4 = A then which of the following can be an eigenvalue of the given matrix A?
1
\(\frac{{ - \;1\; + \;\sqrt3i}}{2}\)
2
\(\frac{{-2 - \;\sqrt3i}}{2}\)
3
\(\frac{{ - \;2\; - \;2\sqrt3i}}{4}\)
4
\(\frac{{ - \;1\; - \;\sqrt3i}}{4}\)