Linear Algebra:
Special Matrix Types
Which of the following matrices is symmetric?
\[\begin{aligned}
\text{Matrix } A : &\matrix{-3 & -43 \\ -43 & -3} \\
\\
\text{Matrix } B : &\matrix{29 & -24 & 22 \\ -24 & -3 & 24 \\ 22 & 24 & -13} \\
\\
\text{Matrix } C : &\matrix{5 & 36 & -15 \\ 36 & -8 & 50 \\ -15 & 50 & 50}
\end{aligned}\]
\[\begin{aligned}
\text{Matrix } A : &\matrix{-3 & -43 \\ -43 & -3} \\
\\
\text{Matrix } B : &\matrix{29 & -24 & 22 \\ -24 & -3 & 24 \\ 22 & 24 & -13} \\
\\
\text{Matrix } C : &\matrix{5 & 36 & -15 \\ 36 & -8 & 50 \\ -15 & 50 & 50}
\end{aligned}\]
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