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 \[\matrix{1 &0 & 2 &-3 \\
0 &-16 &-12 &40 \\
1 &4 &-11 &19 \\}\] You can enter an intermediate result to check whether you're still on the right track.
0 &-16 &-12 &40 \\
1 &4 &-11 &19 \\}\] You can enter an intermediate result to check whether you're still on the right track.
| \(\matrix{1 &0 & 2 &-3 \\ 0 &-16 &-12 &40 \\ 1 &4 &-11 &19 \\}\sim{} \) |
\Box &\Box &\Box &\Box \\
\Box &\Box &\Box &\Box}\)
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