Linear Algebra
Special Matrix Types
Which of the following matrices is symmetric?
\[\begin{aligned}
\text{Matrix } A : &\matrix{-9 & 48 \\ 15 & 26} \\
\\
\text{Matrix } B : &\matrix{29 & -50 & -41 \\ 28 & -30 & -37 \\ -26 & 11 & 25} \\
\\
\text{Matrix } C : &\matrix{-47 & 14 & 15 \\ 14 & -18 & -36 \\ 15 & -36 & 29}
\end{aligned}\]
\[\begin{aligned}
\text{Matrix } A : &\matrix{-9 & 48 \\ 15 & 26} \\
\\
\text{Matrix } B : &\matrix{29 & -50 & -41 \\ 28 & -30 & -37 \\ -26 & 11 & 25} \\
\\
\text{Matrix } C : &\matrix{-47 & 14 & 15 \\ 14 & -18 & -36 \\ 15 & -36 & 29}
\end{aligned}\]
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