#Gaussian eliminatio

8 messages · Page 1 of 1 (latest)

zealous trail
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why is this step wrong ??

barren bearBOT
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acoustic aspen
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I cant read whats written

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Are you multiplying?

zealous trail
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yeah sry I just solved it , it was correct I just read the solution of the wrong problem and I thought it was wrong

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here is what I did

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1x -2y -3z = 4 //okay so I need to get rid of lets say x , I will do this by multiplying this row with -2
2x +3y -2z = 5

1x -2y -3z = 4 //(this stays the same )
2x +3y - 2z = 5 //now the result of multiplying the first row goes here (-2x +4y +6z = -8)

and last step is doing
1x -2y -3z = 4


2x +3y - 2z = 5
-2x +4y +6z = -8