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[" If the system of linear equations "],[x+ky+3z=0],[3x+ky-2z=0],[2x+4y-3z=0],[" has a non-zero solution "(x,y,z)," then "(xz)/(y^(2))" is equal to : "],[[" (1) "30," (2) "-10],[" (3) "10]]

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