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The image of the pair of lines represent...

The image of the pair of lines represented by `ax^(2)+2hxy+by^(2)=0`by the line mirror `y=0` is

A

`ax^(2)-2hxy-by^(2)=0`

B

`bx^(2)-2hxy+ay^(2)=0`

C

`bx^(2)+2hxy+ay^(2)=0`

D

`ax^(2)-2hxy+by^(2)=0`

Text Solution

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The correct Answer is:
D
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The image of the pair of lines represented by a x^2+2h x y+b y^2=0 by the line mirror y=0 is a x^2-2h x y-b y^2=0 b x^2-2h x y+a y^2=0 b x^2+2h x y+a y^2=0 a x^2-2h x y+b y^2=0

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