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Math Drills
Vector spaces
Rank
Practice 1
Vector spaces
Rank
1 / 5
Standard
Find the rank of the matrix.
rank
(
1
−
2
3
2
−
1
4
)
\operatorname{rank} \begin{pmatrix} 1 & -2 & 3 \\ 2 & -1 & 4 \end{pmatrix}
rank
(
1
2
−
2
−
1
3
4
)
1
2
2
2
2
1
1
1
3
3
3
3
4
0
0
0
Answer