If A=\left[\begin{array}{ccc}9 & 10 & 11 \\ 12 & 13 & 14\end{array}\right] and B=\left[\begin{array}{ccc}11 & 10 & 9 \\ 8 & 7 & 6\end{array}\right] then A+B=. (a) \left[\begin{array}{lll}20 & 20 & 20 \\ 20 & 20 & 20\end{array}\right] (b) \left[\begin{array}{lll}10 & 10 & 10 \\ 10 & 10 & 10\end{array}\right] (c) \left[\begin{array}{ccc}10 & 5 & 10 \\ 5 & 10 & 10\end{array}\right] (d) \left[\begin{array}{ccc}25 & 10 & 15 \\ 15 & 10 & 25\end{array}\right]
If A=\left[\begin{array}{ccc}9 & 10 & 11 \\ 12 & 13 & 14\end{array}\right] and B=\left[\begin{array}{ccc}11 & 10 & 9 \\ 8 & 7 & 6\end{array}\right] then A+B=. (a) \left[\begin{array}{lll}20 & 20 & 20 \\ 20 & 20 & 20\end{array}\right] (b) \left[\begin{array}{lll}10 & 10 & 10 \\ 10 & 10 & 10\end{array}\right] (c) \left[\begin{array}{ccc}10 & 5 & 10 \\ 5 & 10 & 10\end{array}\right] (d) \left[\begin{array}{ccc}25 & 10 & 15 \\ 15 & 10 & 25\end{array}\right]

Sol:
Correct option is(A).\left[\begin{array}{lll}20 & 20 & 20 \\ 20 & 20 & 20\end{array}\right]