Linear Algebra:
Special Matrix Types
Which of the following matrices is symmetric?
\[\begin{aligned}
\text{Matrix } A : &\matrix{2 & -36 \\ -36 & -33} \\
\\
\text{Matrix } B : &\matrix{-28 & 7 & -41 \\ 7 & 45 & 32 \\ -41 & 32 & -20} \\
\\
\text{Matrix } C : &\matrix{-34 & 4 & 47 \\ -35 & 2 & -25 \\ -25 & -2 & 40}
\end{aligned}\]
\[\begin{aligned}
\text{Matrix } A : &\matrix{2 & -36 \\ -36 & -33} \\
\\
\text{Matrix } B : &\matrix{-28 & 7 & -41 \\ 7 & 45 & 32 \\ -41 & 32 & -20} \\
\\
\text{Matrix } C : &\matrix{-34 & 4 & 47 \\ -35 & 2 & -25 \\ -25 & -2 & 40}
\end{aligned}\]
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