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The equations $2 x + y - 4 z = 0, x - 2 y + 3 z = 0, x - y + z = 0$ have

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Correct option is C

21-41-231-11=2(−2+3)−1(1−3)−4(−1+2)=2+2−4=0

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The equations 2x+y−4z=0, x−2y+3z=0, x−y+z=0have

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The equations $2 x + y - 4 z = 0, x - 2 y + 3 z = 0, x - y + z = 0$ have