x1+2x2+3x3=4
2x1-3x2+4x3-21=0
4x1+3x2-2x3+25=0
4. Solve the following linear system using Gaussian elimination.
Show work.
3x + y – z = -5
-4x + y = 6
6x – 2y + 3z = 2
how about looking at
http://www.mathwords.com/g/gaussian_elimination.htm
2 answers
3 1 -1-5
-4 1 0 6
6 -2 3 2
=R3=r3+(-2r1)
=0 -4 1 12=R3
-4 1 0 6
6 -2 3 2
=R3=r3+(-2r1)
=0 -4 1 12=R3