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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

A

10

B

`-30`

C

`30`

D

`-10`

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The correct Answer is:
A
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