Linear Algebra
Special Matrix Types
Which of the following matrices is symmetric?
\[\begin{aligned}
\text{Matrix } A : &\matrix{-8 & -6 \\ -41 & -49} \\
\\
\text{Matrix } B : &\matrix{-20 & -39 & -13 \\ -39 & -45 & -26 \\ -13 & -26 & -15} \\
\\
\text{Matrix } C : &\matrix{32 & -5 & -4 \\ -5 & 6 & -43 \\ -4 & -43 & 48}
\end{aligned}\]
\[\begin{aligned}
\text{Matrix } A : &\matrix{-8 & -6 \\ -41 & -49} \\
\\
\text{Matrix } B : &\matrix{-20 & -39 & -13 \\ -39 & -45 & -26 \\ -13 & -26 & -15} \\
\\
\text{Matrix } C : &\matrix{32 & -5 & -4 \\ -5 & 6 & -43 \\ -4 & -43 & 48}
\end{aligned}\]
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