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Determine if the system has a nontrivial solution. Try to use as few row operations as possible.2x1−5x2+8x3=0−2x1−7x2+x3=04x1+2x2+7x3=0

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Answer:

2x1-5x2+8x3=0

-2x1-7x2+x3=0

4x1+2x2+7x3=0

User RedPaladin
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