Find the Matrix Product AB, If It Is Defined A) $\left[ \begin{array} { r r r } 4 & - 4 & 4 \\ 1 & 2 & - 2 \end{array} \right]$

question 38

Multiple Choice

Find the matrix product AB, if it is defined.
- $$A = \left[ \begin{array} { l l } 1 & 0 \\0 & 2\end{array} \right] , B = \left[ \begin{array} { r r r } 1 & 2 & - 2 \\2 & - 2 & 2\end{array} \right]$$

• A) \(\left[ \begin{array} { r r r } 4 & - 4 & 4 \\ 1 & 2 & - 2 \end{array} \right]\)
• B)
• \[\left[ \begin{array} { r r r }
• 1 & 0 & 0 \\
• 0 & - 4 & 4
• \end{array} \right]\]
• C) \(A B\) is undefined.
• D)
• \[\left[ \begin{array} { r r r }
• 1 & 2 & - 2 \\
• 4 & - 4 & 4
• \end{array} \right]\]

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