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The equation of the pair of bisectors of...

The equation of the pair of bisectors of the angles between the pair of lines `x^(2)-2 a x y-y^(2)=0` is `x^(2)-2 b x y-y^(2)=0 .` Then

A

`a b=1`

B

`a b+1=0`

C

`a b=2`

D

`a b+2=0`

Text Solution

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The correct Answer is:
B
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