Linear Algebra
Special Matrix Types
Which of the following matrices is symmetric?
\[\begin{aligned}
\text{Matrix } A : &\matrix{-1 & 25 \\ 25 & -24} \\
\\
\text{Matrix } B : &\matrix{-34 & 24 & -24 \\ -40 & 10 & -13 \\ 20 & -49 & -21} \\
\\
\text{Matrix } C : &\matrix{1 & -34 & -35 \\ -34 & 42 & -40 \\ -35 & -40 & 24}
\end{aligned}\]
\[\begin{aligned}
\text{Matrix } A : &\matrix{-1 & 25 \\ 25 & -24} \\
\\
\text{Matrix } B : &\matrix{-34 & 24 & -24 \\ -40 & 10 & -13 \\ 20 & -49 & -21} \\
\\
\text{Matrix } C : &\matrix{1 & -34 & -35 \\ -34 & 42 & -40 \\ -35 & -40 & 24}
\end{aligned}\]
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