Find A2 (Note: A2 = AA $A = \left[ \begin{array} { c } - 5 \\8\end{array} \right]$

question 94

Multiple Choice

Find A2. (Note: A2 = AA.) $A = \left[ \begin{array} { c } - 5 \\8\end{array} \right]$

• A) \(\left[ \begin{array} { l }
• 25 \\
• 64
• \end{array} \right]\)
• B) \(\left[ \begin{array} { l }
• - 40 \\
• - 40
• \end{array} \right]\)
• C) \(\left[ \begin{array} { l l }
• 25 & 64
• \end{array} \right]\)
• D) \(\left[ \begin{array} { l l }
• - 40 & - 40
• \end{array} \right]\)
• E)not possible

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