Linear Algebra
Special Matrix Types
Which of the following matrices is symmetric?
\[\begin{aligned}
\text{Matrix } A : &\matrix{13 & -39 \\ 49 & -43} \\
\\
\text{Matrix } B : &\matrix{1 & -49 & -11 \\ -23 & 18 & -49 \\ -1 & -8 & 44} \\
\\
\text{Matrix } C : &\matrix{45 & -19 & 30 \\ 39 & -19 & 32 \\ 16 & -39 & -5}
\end{aligned}\]
\[\begin{aligned}
\text{Matrix } A : &\matrix{13 & -39 \\ 49 & -43} \\
\\
\text{Matrix } B : &\matrix{1 & -49 & -11 \\ -23 & 18 & -49 \\ -1 & -8 & 44} \\
\\
\text{Matrix } C : &\matrix{45 & -19 & 30 \\ 39 & -19 & 32 \\ 16 & -39 & -5}
\end{aligned}\]
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