Linear Algebra:
Special Matrix Types
Which of the following matrices is symmetric?
\[\begin{aligned}
\text{Matrix } A : &\matrix{-33 & 41 \\ 41 & -17} \\
\\
\text{Matrix } B : &\matrix{27 & 25 & -15 \\ 25 & 12 & 10 \\ -15 & 10 & -23} \\
\\
\text{Matrix } C : &\matrix{17 & 11 & -20 \\ 18 & 1 & 22 \\ -14 & -28 & -12}
\end{aligned}\]
\[\begin{aligned}
\text{Matrix } A : &\matrix{-33 & 41 \\ 41 & -17} \\
\\
\text{Matrix } B : &\matrix{27 & 25 & -15 \\ 25 & 12 & 10 \\ -15 & 10 & -23} \\
\\
\text{Matrix } C : &\matrix{17 & 11 & -20 \\ 18 & 1 & 22 \\ -14 & -28 & -12}
\end{aligned}\]
Unlock full access
