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If the coordinate axes are the bisectors...

If the coordinate axes are the bisectors of the angles between the pair of lines `ax^(2)+2hxy+by^(2)=0`, then

A

`a=b`

B

`h=0`

C

`a^(2)+b=0`

D

`a+b^(2)=0`

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The correct Answer is:
B
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