Linear Algebra:
Special Matrix Types
Which of the following matrices is symmetric?
\[\begin{aligned}
\text{Matrix } A : &\matrix{-24 & 27 \\ 27 & -25} \\
\\
\text{Matrix } B : &\matrix{-23 & -22 & -33 \\ -22 & 5 & -38 \\ -33 & -38 & -46} \\
\\
\text{Matrix } C : &\matrix{39 & -14 & -12 \\ 9 & 29 & 7 \\ 10 & 42 & -4}
\end{aligned}\]
\[\begin{aligned}
\text{Matrix } A : &\matrix{-24 & 27 \\ 27 & -25} \\
\\
\text{Matrix } B : &\matrix{-23 & -22 & -33 \\ -22 & 5 & -38 \\ -33 & -38 & -46} \\
\\
\text{Matrix } C : &\matrix{39 & -14 & -12 \\ 9 & 29 & 7 \\ 10 & 42 & -4}
\end{aligned}\]
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