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A variable line L drawn through O(0,0) t...

A variable line L drawn through O(0,0) to meet line l1: y-x-10=0 and L2:y-x-20=0 at the point A and B respectively then locus of point p is ' such that `(OP)^(2) = OA . OB, `

A

`3x+3y=40`

B

`3x+3y+40=0`

C

`3x-3y=40`

D

`3y-3x=40`

Text Solution

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The correct Answer is:
D
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