Linear Algebra
Special Matrix Types
Which of the following matrices is symmetric?
\[\begin{aligned}
\text{Matrix } A : &\matrix{40 & 24 \\ -45 & 12} \\
\\
\text{Matrix } B : &\matrix{42 & -10 & -41 \\ -10 & 0 & -8 \\ -41 & -8 & 30} \\
\\
\text{Matrix } C : &\matrix{36 & -48 & -17 \\ 39 & -36 & -37 \\ 40 & 42 & 35}
\end{aligned}\]
\[\begin{aligned}
\text{Matrix } A : &\matrix{40 & 24 \\ -45 & 12} \\
\\
\text{Matrix } B : &\matrix{42 & -10 & -41 \\ -10 & 0 & -8 \\ -41 & -8 & 30} \\
\\
\text{Matrix } C : &\matrix{36 & -48 & -17 \\ 39 & -36 & -37 \\ 40 & 42 & 35}
\end{aligned}\]
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