The Characteristic Equation Of $A = \left( \begin{array} { c c } 2 & - 2 \\2 & 2\end{array} \right)$

question 6

Multiple Choice

The characteristic equation of $A = \left( \begin{array} { c c } 2 & - 2 \\2 & 2\end{array} \right)$ is

• A) \(\lambda ^ { 2 } - 4 \lambda = 0\)
• B) \(\lambda ^ { 2 } + 4 \lambda = 0\)
• C) \(\lambda ^ { 2 } + 4 \lambda - 8 = 0\)
• D) \(\lambda ^ { 2 } - 4 \lambda + 8 = 0\)
• E) \(\lambda ^ { 2 } - 4 \lambda - 8 = 0\)

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