Find $| A B |$, if
$$A = \left[ \begin{array} { r r r }
- 3 & 4 & 5 \
- 3 & - 5 & 1 \
5 & - 5 & 1
\end{array} \right] , B = \left[ \begin{array} { r r r }
- 1 & - 2 & 5 \
4 & 1 & - 3 \
- 1 & - 1 & 4
\end{array} \right]$$
A) 2320
B) 2736
C) 202
D) 0
E) $- 2644$

Question

Find $| A B |$, if
$$A = \left[ \begin{array} { r r r } 
- 3 & 4 & 5 \
- 3 & - 5 & 1 \
5 & - 5 & 1
\end{array} \right] , B = \left[ \begin{array} { r r r } 
- 1 & - 2 & 5 \
4 & 1 & - 3 \
- 1 & - 1 & 4
\end{array} \right]$$
A) 2320
B) 2736
C) 202
D) 0
E) $- 2644$

Quizplus · Accepted Answer

The Answer of Find $| A B |$, if
$$A = \left[ \begin{array} { r r r } 
- 3 & 4 & 5 \
- 3 & - 5 & 1 \
5 & - 5 & 1
\end{array} \right] , B = \left[ \begin{array} { r r r } 
- 1 & - 2 & 5 \
4 & 1 & - 3 \
- 1 & - 1 & 4
\end{array} \right]$$
A) 2320
B) 2736
C) 202
D) 0
E) $- 2644$

Find ∣AB∣| A B |∣AB∣ , If A) 2320 B) 2736 C) 202 D) 0 E)

Find $| A B |$ , If A) 2320
B) 2736
C) 202
D) 0
E)