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 \[\matrix{1 &5 & 4 &-7 \\
0 &16 &20 &-12 \\
1 &1 &-17 &-20 \\}\] You can enter an intermediate result to check whether you're still on the right track.
0 &16 &20 &-12 \\
1 &1 &-17 &-20 \\}\] You can enter an intermediate result to check whether you're still on the right track.
| \(\matrix{1 &5 & 4 &-7 \\ 0 &16 &20 &-12 \\ 1 &1 &-17 &-20 \\}\sim{} \) |
\Box &\Box &\Box &\Box \\
\Box &\Box &\Box &\Box}\)
Unlock full access
