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Mathematics 11 Online
OpenStudy (anonymous):

Can anyone solve the following using Gauss Jordan method? x + 2y - z = 0 2x + 3y - 2z = 3 -x - 4y + 3z = -2

OpenStudy (tkhunny):

Do these three steps. 1) Copy the first equation. 2) Replace the second equation by adding twice the third equation to the second equation. 3) Replace the third equation by adding the first equation to the third equation. No what? Time to reassess.

OpenStudy (anonymous):

Can you explain R1 +R3 = R3

OpenStudy (tkhunny):

Just do it. What's the holdup?

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