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If A=(6,3), B=(-3,5), C=(4,-2) and D=(x,...

If `A=(6,3), B=(-3,5), C=(4,-2)` and `D=(x, 3 x)` are four points, if `[ar(Delta D B C)]/ [ar(Delta A B C)]=(1)/(2),` then `x=`

A

`(11)/(8)`

B

`(8)/(11)`

C

3

D

`(1)/(3)`

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A
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