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Determinants
medium
0:00.0
Calculate
det
(
5
2
2
1
)
\det \begin{pmatrix} 5 & 2 \\ 2 & 1 \end{pmatrix}
det
(
5
2
2
1
)
.
A
1
1
1
B
5
5
5
C
9
9
9
D
0
0
0
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