Instructor: He Wang Email: he.wang@northeastern.edu §1.2 Matrices, Vectors, and Gauss–Jordan Elimination ▷ Matrices Rec
![Solving a system of 3 equations and 4 variables using matrix row-echelon form (video) | Khan Academy Solving a system of 3 equations and 4 variables using matrix row-echelon form (video) | Khan Academy](https://cdn.kastatic.org/ka-youtube-converted/L0CmbneYETs.mp4/L0CmbneYETs.png)
Solving a system of 3 equations and 4 variables using matrix row-echelon form (video) | Khan Academy
![SOLVED: Solve the system using the Gauss–Jordan elimination method: a- 3x1 + x2 - 2x3 = 2 x1-2x2+ x3=3 2x1 - x2 - 3x3 = 3 b- 2x1 -x2 + 3x4 = SOLVED: Solve the system using the Gauss–Jordan elimination method: a- 3x1 + x2 - 2x3 = 2 x1-2x2+ x3=3 2x1 - x2 - 3x3 = 3 b- 2x1 -x2 + 3x4 =](https://cdn.numerade.com/ask_previews/c1ac1c-47d-5f1e-523f-545f337ff58_large.jpg)
SOLVED: Solve the system using the Gauss–Jordan elimination method: a- 3x1 + x2 - 2x3 = 2 x1-2x2+ x3=3 2x1 - x2 - 3x3 = 3 b- 2x1 -x2 + 3x4 =
![SOLVED: Find the solution of system of linear equations using the Gauss Jordan elimination method X1 - X2 - 2x3 +x4 = 0 2x1 - X2 - 3x3 + 2x4 = -6 SOLVED: Find the solution of system of linear equations using the Gauss Jordan elimination method X1 - X2 - 2x3 +x4 = 0 2x1 - X2 - 3x3 + 2x4 = -6](https://cdn.numerade.com/ask_images/5d8054a056624972a7935b64780e9364.jpg)