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OpenStudy (anonymous):
solve the system of equation using elementary row operations please x1 +x3+x4-2x5=1 2x1 + x2+ 3x3 -x4 +x5=0 3x1- x2 +x4 +4x3 +x4 +x5 =1
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OpenStudy (anonymous):
[A|I] solve that
OpenStudy (anonymous):
wait thats to find its inverse.
OpenStudy (anonymous):
can i not do it without the inverse say.... 1 0 1 1 -2|1 0 0 0 -3 5|-2 0 0 2 -5 12| -4
OpenStudy (anonymous):
1 0 1 1 -2|1 0 1 1 -3 5|-2 0 0 2 -5 12| -4
OpenStudy (anonymous):
|dw:1371475600469:dw|
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