The elgen values of the matrix text A = left begin...

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The elgen values of the matrix \[{\text{A}} = \left[ {\begin{array}{*{20}{c}} 1&{ - 1}&5 \\ 0&5&6 \\ 0&{ - 6}&5 \end{array}} \right]\] are

A. -1, 5, 6

B. 1, -5, ±j6

C. 1, 5, ±j6

D. 1, 5, 5

Answer: Option C

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