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O(0,0), A(1,2), B(3,4) are the vertices ...

O(0,0), A(1,2), B(3,4) are the vertices of `DeltaOAB`. The joint equation of the altitude and median drawn from O is

A

`x^(2)+7xy-y^(2)=0`

B

`x^(2)+7xy+y^(2)=0`

C

`3x^(2)-xy-2y^(2)=0`

D

`3x^(2)+xy-2xy=0`

Text Solution

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The correct Answer is:
D
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