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If the line 4x+5y=0 coincide with one of...

If the line `4x+5y=0` coincide with one of the lines given by `ax^(2)+2hxy+by^(2)=0`, then

A

`25a+40h+16b=0`

B

`25a+40h-16b=0`

C

`25a-40h+16b=0`

D

`25a-40h-9b=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. If the line x+2=0 coincides with one of the lines represented by x^(2)...

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  2. If the line 3x-2y=0 coincide with one of the lines given by ax^(2)+2hx...

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  3. If the line 4x+5y=0 coincide with one of the lines given by ax^(2)+2hx...

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  4. If the line 4x-5y=0 coincide with one of the lines given by ax^(2)+2hx...

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  5. If one of the lines given by kx^(2)-5xy-3y^(2)=0 is perpendicular to t...

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  6. If one of the lines given by 3x^(2)-kxy+5y^(2)=0 is perpendicular to t...

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  7. If one of the lines given by ax^2+2hxy+by^2=0 is perpendicular to px+...

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  8. If the line 3x+y=0 is perpendicular to one of the lines represented by...

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  9. If two lines ax^(2)+2hxy+by^(2)=0 make equal angles with a co-ordinate...

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  10. If the line given by ax^(2)+2hxy+by^(2)=0 are equally inclined to the ...

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

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  12. If one of the lines given by kx^(2)+xy-y^(2)=0 bisects the angle betwe...

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  13. If one of the lines given by kx^(2)+2hxy+by^(2)=0 bisects the angle be...

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  14. If one of the lines given by kx^(2)+2hxy+by^(2)=0 bisects the angle be...

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  15. If the pair of lines x^(2)+2xy+ay^(2)=0 and ax^(2)+2xy+y^(2)=0 have ex...

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  16. If the pair of lines x^(2)+2xy+ay^(2)=0 and ax^(2)+2xy+y^(2)=0 have ex...

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  17. If the pair of lines 3x^(2)-5xy+ky^(2)=0 and 6x^(2)-xy-5y^(2)=0 have o...

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  18. If the pairs of lines x^2+2x y+a y^2=0 and a x^2+2x y+y^2=0 have exact...

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  19. The angle between the lines xy=0 is

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  20. Find the angle between the lines represented by 3x^2 + 4xy-3y^2 = 0

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