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The product of the perpendiculars from (...

The product of the perpendiculars from (1, 1) to the pair of lines `x^(2)+4 x y+3 y^(2)=0` is

A

3

B

1

C

`(4)/(sqrt(5))`

D

`(sqrt(5))/(4)`

Text Solution

Verified by Experts

The correct Answer is:
C
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HIMALAYA PUBLICATION-Pair Of Lines-QUESTION BANK
  1. The equation of the pair of lines passing through the origin and perpe...

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

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

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

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

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

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  8. 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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  9. 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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  10. The four lines given by the equations 12 x^(2)+7 x y-12 y^(2)=0 and 12...

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  11. The point of intersection of perpendicular lines a x^(2)+3 x y-2 y^(2)...

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  12. The coordinates of the orthocentre of the triangle formed by the lines...

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  13. The area of the triangle formed by the lines x^(2 )+4 x y+y^(2)=0, x+y...

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  14. The condition that the slope of one the lines of a x^(2)+2 h x y+b y^...

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  15. The acute angle between the lines x^(2)-2 x y sec alpha+y^(2)=0 is

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  16. Condition that a pair of lines are at right angle is

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  17. If x^(2)-k x y-y^(2)+2 y+2=0 represents a pair of lines than the valu...

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  18. The angle between the lines x^(2)+4 x y-y^(2)=0 is

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  19. Acute angle between the lines y^(2)-2 sqrt(3) x y+3 x^(2)=0 is

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  20. If x^(2)+k y^(2)+x-y=0 represents a pair of lines then k=

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