Let $A = \left[ \begin{array} { c c c c } 5 & - 5 & 4 & - 4 \\5 & 1 & 0 & 0\end{array} \right]$

question 99

Multiple Choice

Let $A = \left[ \begin{array} { c c c c } 5 & - 5 & 4 & - 4 \\5 & 1 & 0 & 0\end{array} \right]$ and $B = \left[ \begin{array} { c c c c } 2 & 5 & - 1 & - 3 \\2 & 2 & 0 & - 2\end{array} \right]$ .
Evaluate A + B.

• A) \(\left[ \begin{array} { c c c c }
• - 7 & 3 & 0 & 7 \\
• - 2 & 0 & 3 & 7
• \end{array} \right]\)
• B) \(\left[ \begin{array} { c c c c }
• 7 & 0 & 3 & - 7 \\
• 7 & 3 & 0 & - 2 \\
• 5 & 3 & 0 & 5 \\
• 0 & - 7 & 2 & 7
• \end{array} \right]\)
• C) \(\left[ \begin{array} { l l l l }
• 7 & 0 & 3 & - 7 \\
• 7 & 3 & 0 & - 2
• \end{array} \right]\)
• D) \(\left[ \begin{array} { c c }
• 7 & 3 \\
• 7 & - 1
• \end{array} \right]\)
• E) \(\left[ \begin{array} { c c c c }
• 5 & 5 & 2 & - 2 \\
• - 5 & 1 & 5 & - 2 \\
• 4 & 0 & - 1 & 0 \\
• - 4 & 0 & - 3 & - 2
• \end{array} \right]\)

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