Multiply Matrices


- A) $\left[ \begin{array} { r } 16 \\ 1 \end{array} \right]$

Multiple Choice

Multiply Matrices


- $$A = \left[ \begin{array} { r r r } 1 & - 6 & 1 \\- 3 & 4 & - 2\end{array} \right] , B = \left[ \begin{array} { l } - 1 \\- 4 \\- 7\end{array} \right]$$

A) $\left[ \begin{array} { r } 16 \\ 1 \end{array} \right]$
B) $\mathrm { AB }$ is not defined.
C) [ $\left. \begin{array} { l l } 16 & 1 \end{array} \right]$
D)
$$\left[ \begin{array} { r c r } 1 & - 6 & 1 \\- 3 & 4 & - 2 \\- 1 & - 4 & - 7\end{array} \right]$$