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 \[\matrix{1 &3 & -2 &-2 \\
1 &19 &-18 &-2 \\
-1 &-7 &-10 &2 \\}\] You can enter an intermediate result to check whether you're still on the right track.
1 &19 &-18 &-2 \\
-1 &-7 &-10 &2 \\}\] You can enter an intermediate result to check whether you're still on the right track.
| \(\matrix{1 &3 & -2 &-2 \\ 1 &19 &-18 &-2 \\ -1 &-7 &-10 &2 \\}\sim{} \) |
\Box &\Box &\Box &\Box \\
\Box &\Box &\Box &\Box}\)
Unlock full access
