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Linear Systems
easy
0:00.0
What is the rank of
(
2
4
4
8
)
\begin{pmatrix} 2 & 4 \\ 4 & 8 \end{pmatrix}
(
2
4
4
8
)
?
A
1
1
1
B
2
2
2
C
0
0
0
D
4
4
4
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