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The Eigenvalues Of A=(1−12−1412−311−2)A = \left( \begin{array} { c c c } 1 & - 12 & - 14 \\1 & 2 & - 3 \\1 & 1 & - 2\end{array} \right)

Question 36

Multiple Choice

The eigenvalues of A=(1−12−1412−311−2) A = \left( \begin{array} { c c c } 1 & - 12 & - 14 \\1 & 2 & - 3 \\1 & 1 & - 2\end{array} \right) is


A) 1,±5i1 , \pm 5 i
B) −1,±5i- 1 , \pm 5 i
C) 1,4,−61,4 , - 6
D) 1,−4,61 , - 4,6
E) none of the above

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