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Eigenvalues & Eigenvectors
medium
0:00.0
What is the trace of
(
1
2
3
4
)
\begin{pmatrix} 1 & 2 \\ 3 & 4 \end{pmatrix}
(
1
3
2
4
)
?
A
5
5
5
B
10
10
10
C
1
1
1
D
4
4
4
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