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If the system of equation 14x-3y+z=12, x...

If the system of equation `14x-3y+z=12, x-2y=0 and x+2z=0` has a solution `(x_(0), y_(0), z_(0))`, then the value of `x_(0)^(2)+y_(2)^(2)+z_(2)^(2)` is equal to

A

`(3)/(2)`

B

`(3)/(4)`

C

`(9)/(2)`

D

`(9)/(4)`

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The correct Answer is:
A
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