Compute the following: $\begin{bmatrix} -1 & 4 & -6 \\ 8 & 5 & 16 \\ 2 & 8 & 5 \end{bmatrix} + \begin{bmatrix} 12 & 7 & 6 \\ 8 & 0 & 5 \\ 3 & 2 & 4 \end{bmatrix}$
- A$\begin{bmatrix} 11 & 11 & 0 \\ 16 & 5 & 21 \\ 5 & 10 & 9 \end{bmatrix}$
- B$\begin{bmatrix} 11 & 11 & 1 \\ 16 & 5 & 21 \\ 5 & 10 & 9 \end{bmatrix}$
- C$\begin{bmatrix} 11 & 11 & 0 \\ 16 & 5 & 20 \\ 5 & 10 & 9 \end{bmatrix}$
- D$\begin{bmatrix} 11 & 11 & 0 \\ 16 & 5 & 21 \\ 5 & 10 & 8 \end{bmatrix}$
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View SolutionIf for $A = \begin{bmatrix} \alpha & \beta \\ \gamma & -\alpha \end{bmatrix}$,$A^2 = I$,then . . . . . . .
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