Systems of linear equations: System of linear equations and matrices
Row reduction of a matrix to a reduced echelon form
Determine the reduced row echelon form of the matrix \[\matrix{1 &-5 & -4 &14 \\
-1 &-11 &-12 &34 \\
0 &-4 &12 &-4 \\}\] You can enter an intermediate result to check whether you're still on the right track.
-1 &-11 &-12 &34 \\
0 &-4 &12 &-4 \\}\] You can enter an intermediate result to check whether you're still on the right track.
| \(\matrix{1 &-5 & -4 &14 \\ -1 &-11 &-12 &34 \\ 0 &-4 &12 &-4 \\}\sim{} \) |
\Box &\Box &\Box &\Box \\
\Box &\Box &\Box &\Box}\)
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