Perform the operation or operations when possible.
-$$\left[ \begin{array} { r r }
- 1 & 5 \
0 & 4 \
8 & - 4
\end{array} \right] - \left[ \begin{array} { l l }
2 & 1 \
7 & 4 \
4 & 2
\end{array} \right]$$
A)
$$\left[ \begin{array} { r r }
- 3 & 4 \
- 7 & 0 \
4 & - 6
\end{array} \right]$$

B)
$$\left[ \begin{array} { r r }
3 & - 4 \
7 & 0 \
- 4 & 6
\end{array} \right]$$

C)
$$\left[ \begin{array} { r r }
1 & 4 \
7 & 0 \
4 & - 2
\end{array} \right]$$

D)
$$\left[ \begin{array} { r r }
1 & 6 \
7 & 8 \
12 & - 2
\end{array} \right]$$

Question

Perform the operation or operations when possible.
-$$\left[ \begin{array} { r r } 
- 1 & 5 \
0 & 4 \
8 & - 4
\end{array} \right] - \left[ \begin{array} { l l } 
2 & 1 \
7 & 4 \
4 & 2
\end{array} \right]$$
A)
$$\left[ \begin{array} { r r } 
- 3 & 4 \
- 7 & 0 \
4 & - 6
\end{array} \right]$$

B)
$$\left[ \begin{array} { r r } 
3 & - 4 \
7 & 0 \
- 4 & 6
\end{array} \right]$$

C)
$$\left[ \begin{array} { r r } 
1 & 4 \
7 & 0 \
4 & - 2
\end{array} \right]$$

D)
$$\left[ \begin{array} { r r } 
1 & 6 \
7 & 8 \
12 & - 2
\end{array} \right]$$

Quizplus · Accepted Answer

To subtract two matrices, subtract corresponding elements. For the given matrices:1st row: (-1 - 2) = -3, (5 - 1) = 42nd row: (0 - 7) = -7, (4 - 4) = 03rd row: (8 - 4) = 4, (-4 - 2) = -6This matches option A.

Perform the Operation or Operations When Possible A) [−34−704−6]\left[ \begin{array} { r r } - 3 & 4 \\- 7 & 0 \\4 & - 6\end{array} \right]​−3−74​40−6​​

Perform the Operation or Operations When Possible A) $\left[ \begin{array} { r r } - 3 & 4 \\- 7 & 0 \\4 & - 6\end{array} \right]$