Find the Matrix Product When Possible A) $$\left[ \begin{array} { r r r } - 21 & 48 & 4 \\3 & 16 & 4 \\- 18 & - 56 & - 12\end{array} \right]$$

question 459

Multiple Choice

Find the matrix product when possible.
- $$\left[ \begin{array} { l l l } - 3 & 8 & - 2\end{array} \right] \left[ \begin{array} { r r r } 7 & 6 & - 2 \\- 1 & 2 & - 2 \\6 & - 7 & 6\end{array} \right]$$

• A)
• \[\left[ \begin{array} { r r r }
• - 21 & 48 & 4 \\
• 3 & 16 & 4 \\
• - 18 & - 56 & - 12
• \end{array} \right]\]
• B)
• \(\left[\begin{array}{rrr}
• -3 & 8 & -2 \\
• 7 & 6 & -2 \\
• -1 & 2 & -2 \\
• 6 & -7 & 6
• \end{array}\right]\)
• C)
• \[\left[ \begin{array} { r }
• - 41 \\
• 12 \\
• - 22
• \end{array} \right]\]
• D)
• \(\left[ \begin{array} { l l l } - 41 & 12 & - 22 \end{array} \right]\)

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