Find A + B. $$A = \left[ \begin{array} { c c }
9 & - 2 \
3 & 2 \
- 5 & 8
\end{array} \right] , B = \left[ \begin{array} { c c }
2 & 7 \
- 2 & - 5 \
2 & 8
\end{array} \right]$$
A) $$\left[ \begin{array} { c c }
11 & 5 \
1 & - 3 \
- 3 & 16
\end{array} \right]$$
B) $$\left[ \begin{array} { c c }
13 & 5 \
1 & 16 \
- 3 & - 3
\end{array} \right]$$
C) $$\left[ \begin{array} { c c }
15 & 5 \
- 3 & - 3 \
1 & 16
\end{array} \right]$$
D) $$\left[ \begin{array} { c c }
9 & - 3 \
1 & 5 \
- 3 & 16
\end{array} \right]$$
E) $$\left[ \begin{array} { c c }
7 & 5 \
- 3 & 1 \
- 3 & 16
\end{array} \right]$$

Question

Find A + B.​ $$A = \left[ \begin{array} { c c } 
9 & - 2 \
3 & 2 \
- 5 & 8
\end{array} \right] , B = \left[ \begin{array} { c c } 
2 & 7 \
- 2 & - 5 \
2 & 8
\end{array} \right]$$ ​
A) $$\left[ \begin{array} { c c } 
11 & 5 \
1 & - 3 \
- 3 & 16
\end{array} \right]$$
B) $$\left[ \begin{array} { c c } 
13 & 5 \
1 & 16 \
- 3 & - 3
\end{array} \right]$$
C) $$\left[ \begin{array} { c c } 
15 & 5 \
- 3 & - 3 \
1 & 16
\end{array} \right]$$
D) $$\left[ \begin{array} { c c } 
9 & - 3 \
1 & 5 \
- 3 & 16
\end{array} \right]$$
E) $$\left[ \begin{array} { c c } 
7 & 5 \
- 3 & 1 \
- 3 & 16
\end{array} \right]$$

Quizplus · Accepted Answer

To find $A + B$, add corresponding elements from matrices $A$ and $B$. The result is $\left[ \begin{array} { c c } 11 & 5 \ 1 & - 3 \ - 3 & 16 \end{array} \right]$.

Find a + B ​ A) [1151−3−316]\left[ \begin{array} { c c } 11 & 5 \\1 & - 3 \\- 3 & 16\end{array} \right]​111−3​5−316​​

Find a + B
A) $\left[ \begin{array} { c c } 11 & 5 \\1 & - 3 \\- 3 & 16\end{array} \right]$