Find the indicated matrix product or state that the product is undefined.
-$$
A=\left[\begin{array}{l}
-8 \
-1 \
-5 \
-9
\end{array}\right], B=\left[\begin{array}{rcc}
0 & 3 & -2 \
-5 & 1 & 6 \
-4 & -1 & 0
\end{array}\right]
$$
BA
A)
$$
\left[\begin{array}{rrr}
0 & -24 & 16 \
5 & -1 & -6 \
-45 & 5 & 0
\end{array}\right]
$$
B) $ \left[\begin{array}{lll}25 & 125 & 10\end{array}\right] $
C) Undefined
D)

$$
\left[\begin{array}{r}
7 \
9 \
33
\end{array}\right]
$$

Question

Find the indicated matrix product or state that the product is undefined.
-$$
A=\left[\begin{array}{l}
-8 \
-1 \
-5 \
-9
\end{array}\right], B=\left[\begin{array}{rcc}
0 & 3 & -2 \
-5 & 1 & 6 \
-4 & -1 & 0
\end{array}\right]
$$
BA
A)
$$
\left[\begin{array}{rrr}
0 & -24 & 16 \
5 & -1 & -6 \
-45 & 5 & 0
\end{array}\right]
$$
B) $ \left[\begin{array}{lll}25 & 125 & 10\end{array}\right] $
C) Undefined
D)

$$
\left[\begin{array}{r}
7 \
9 \
33
\end{array}\right]
$$

Quizplus · Accepted Answer

The product BA is undefined because the number of columns in B does not match the number of rows in A. Matrix B has 3 rows, while matrix A has 4 rows.

Find the Indicated Matrix Product or State That the Product