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OpenStudy (anonymous):
okay so i have these equations: x+7y+2z=a 3x+y+6z=b x+4y+2z=c And it wants me to find the condition on a, b and c for which the equations are consistent. However when i reduce to REF i dont seem to get an all zero row
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OpenStudy (anonymous):
Oh wait ive been really stupid wow
OpenStudy (jhannybean):
Haha, good luck :P
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