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The combined equation of the pair of lin...

The combined equation of the pair of lines through the origin and perpendicular to the pair of lines given by `ax^(2)+2hxy+by^(2)=0`, is

A

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

B

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

C

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

D

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

Text Solution

Verified by Experts

The correct Answer is:
C
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NIKITA PUBLICATION-PAIR OF STRAIGHT LINES-MULTIPLE CHOICE QUESTIONS
  1. The combined equation of lines passing through the point (-1, 2) of wh...

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  2. The joint equation of lines passing through point (2, 3) of which one ...

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  3. The combined equation of the pair of lines through the origin and perp...

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  4. The joint equation of linespassing through the origin and perpendicula...

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  5. The joint equation of lines passing through the origin and perpendicul...

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  6. The joint equation of lines passing through the origin and perpendicul...

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  7. The joint equation of lines passing through the origin and perpendicul...

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  8. The joint equation of lines passing through the origin and perpendicul...

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  9. The combined equation of pair of lines passing through origin and perp...

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  10. The combined equation of pair of lines passing through origin and perp...

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  11. The joint equation of lines passing through the origin and perpendicul...

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  12. The joint equation of pair of lines through point (1, 2) and perpendic...

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  13. The equation ax^(2)+2hxy+ay^(2)=0 represents a pair of coincident line...

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  14. The equation 4x^(2)+hxy+y^(2)=0 represents a pair of coincident lines ...

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  15. If the equation k(x^(2)+y^(2))=8xy represents a pair of coincident lin...

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  16. If the equation (k+1)x^(2)-6xy+(k-7)y^(2)=0 represents a pair of coinc...

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  17. If the equation a^(2)x^(2)+bxy^(2)=a(b+c)xy represents a pair of coinc...

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  18. Which of the following pair of straight lines intersect at right angle...

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  19. The equation x^(2)+alphaxy+betay^(2)=0 represents a pair of perpendicu...

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  20. If the equation K(x^(2)+y^(2))=(3x-y)^(2) represents a pair of coincid...

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