Linear Algebra
Special Matrix Types
Which of the following matrices is symmetric?
\[\begin{aligned}
\text{Matrix } A : &\matrix{43 & 1 \\ -12 & -20} \\
\\
\text{Matrix } B : &\matrix{-10 & -18 & 47 \\ -17 & 36 & -3 \\ -9 & -8 & 9} \\
\\
\text{Matrix } C : &\matrix{-17 & 3 & -24 \\ -36 & -22 & -10 \\ 11 & -33 & -15}
\end{aligned}\]
\[\begin{aligned}
\text{Matrix } A : &\matrix{43 & 1 \\ -12 & -20} \\
\\
\text{Matrix } B : &\matrix{-10 & -18 & 47 \\ -17 & 36 & -3 \\ -9 & -8 & 9} \\
\\
\text{Matrix } C : &\matrix{-17 & 3 & -24 \\ -36 & -22 & -10 \\ 11 & -33 & -15}
\end{aligned}\]
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