Linear Algebra
Special Matrix Types
Which of the following matrices is symmetric?
\[\begin{aligned}
\text{Matrix } A : &\matrix{48 & -45 \\ -12 & 3} \\
\\
\text{Matrix } B : &\matrix{29 & 38 & 48 \\ 38 & 23 & 30 \\ 48 & 30 & -18} \\
\\
\text{Matrix } C : &\matrix{-18 & -41 & -34 \\ -25 & -35 & 3 \\ -39 & -14 & -37}
\end{aligned}\]
\[\begin{aligned}
\text{Matrix } A : &\matrix{48 & -45 \\ -12 & 3} \\
\\
\text{Matrix } B : &\matrix{29 & 38 & 48 \\ 38 & 23 & 30 \\ 48 & 30 & -18} \\
\\
\text{Matrix } C : &\matrix{-18 & -41 & -34 \\ -25 & -35 & 3 \\ -39 & -14 & -37}
\end{aligned}\]
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