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The equation of pair of lines joining or...

The equation of pair of lines joining origin to the points of intersection of `x^(2)+y^(2)=9` and `x+y=3` is

A

`4 x^(2)-9 x y+4 y^(2)=0`

B

`2 x^(2)-7 x y-2 y^(2)=0`

C

`4 x^(2)+9 x y+4 y^(2)=0`

D

`2 x^(2)+7 x y-2 y^(2)=0`

Text Solution

Verified by Experts

The correct Answer is:
C
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HIMALAYA PUBLICATION-Pair Of Lines-QUESTION BANK
  1. Orthocentre of the triangle formed by the lines x+y+1=0 and 2 x^(2)-x ...

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  2. The angle between the pair of straight lines y^(2)sin^(2) theta -xy ...

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  3. The equation of pair of lines joining origin to the points of intersec...

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  4. The equation of second degree x^(2)+2 sqrt(2) x y+2 y^(2)+4 x+4 sqrt(2...

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  5. If the angle between two st lines represented by 2x^(2)+5xy+3y^(2)+7y...

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  6. If the lines joining the origin to the points of intersection of the ...

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  7. A diagonal of the rectangle formed by the lines x^(2)-7x+6=0 and y^(...

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  8. The equation of the pair of lines passing through (0,1) and parallel t...

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  9. If 4 x y+2 x+2 f y+3=0 represents a pair of lines, then f=

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  10. The equation of the pair of lines passing through the origin and each ...

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  11. The equation of the pair of lines passing through the origin and perpe...

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  12. If a x^(2)+2 h x y+b y^(2)+2 g x+2 f y+c=0 represents a parallel lines...

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  13. The product of the perpendiculars from (1, 1) to the pair of lines x^(...

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  14. If one of the lines ax^(2)+2hxy+by^(2)=0 bisects the angle between ...

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  15. Equation of pair of lines passing through (2,1) and perpendicular to t...

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  16. The values of p and q for which the equation 4 x^(2)+2 p x y+25 y^(2)+...

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  17. Area of the parallelogram formed by 2 x^(2)+5 x y+3 y^(2)=0 and 2 x^(2...

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  18. The four lines given by y^(2)-4 y+3=0 and x^(2)+4 x y+4 y^(2)-5 y-10 y...

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  19. The four lines given by 3 x^(2)+10 x y+3 y^(2)=0 and 3 x^(2)+10 x y+3 ...

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  20. The four lines given by the equations 12 x^(2)+7 x y-12 y^(2)=0 and 12...

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