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The slopes of sides of a triangle are 1,...

The slopes of sides of a triangle are 1,-2,3. If the orhtocentre of the triangle is the origin O, then the locus of its centroid is `y/x`=

A

`2/3`

B

`2/5`

C

`2/7`

D

`2/9`

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The correct Answer is:
B
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