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If the slopes of one of the line given b...

If the slopes of one of the line given by `3x^(2)+4xy+ky^(2)=0` is three times the other, then k=

A

`0`

B

`1`

C

`3`

D

`-1`

Text Solution

Verified by Experts

The correct Answer is:
B
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NIKITA PUBLICATION-PAIR OF STRAIGHT LINES-MULTIPLE CHOICE QUESTIONS
  1. If the slopes of the line given by 6x^(2)+2hxy+y^(2)=0 are in the rati...

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  2. If the slopes of one of the line given by ax^(2)+2hxy+by^(2)=0 is thre...

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  3. If the slopes of one of the line given by 3x^(2)+4xy+ky^(2)=0 is three...

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  4. If the ratio of gradients of the line given by ax^(2)+2hxy+by^(2)=0 i...

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  5. If the slope of one of the line given by ax^(2)+2hxy+by^(2)=0 is four ...

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  6. If the slope of one of the lines given by 4x^(2)+kxy+y^(2)=0 is four t...

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  7. If the sum of slopes of the lines given by 3x^(2)+kxy-9y^(2)=0 is 5 ti...

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  8. The difference of the slopes of the lines given by 3x^(2)-4xy+y^(2)=0 ...

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  9. The slopes of the lines given by 12x^(2)+bxy-y^(2)=0 differ by 6, Then...

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  10. If slopes of lines represented by kx^(2)+5xy+y^(2)=0 differ by 1, then...

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  11. If the slopes of the lines represented by 3x^(2)+kxy-y^(2)=0 differ by...

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  12. If the slope of one of the lines given by kx^(2)+4xy-y^(2)=0 exceeds t...

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  13. If two lines represented by x^2(tan^2theta+cos^2theta)-2xytantheta+y^2...

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  14. The difference of the slopes of the lines represented by x^2 (sec^2the...

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  15. If two lines represented by x^2(tan^2theta+cos^2theta)-2xytantheta+y^2...

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  16. If 4ab=3h^(2), then the ratio of the slopes of the lines represented b...

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  17. The ratio of the slopes of the lines represented by ax^(2)+2hxy+by^(2)...

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  18. If the slope of one of the lines represented by ax^(2)+2hxy+by^(2)=0 ...

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  19. If the slope of one of the lines given by 3x^(2)-4xy+ky^(2)=0 is 1, th...

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  20. If the slope of one of the line given by 2px^(2)-16xy+qy^(2)=0 is 2, t...

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