Home
Class 12
MATHS
If the gradient of one of the lines give...

If the gradient of one of the lines given by `x^(2)+hxy+2y^(2)=0` is twice that of the other, then h =

A

`+-3`

B

`+-3/2`

C

`+-2`

D

`+-1`

Text Solution

Verified by Experts

The correct Answer is:
A
NA
Promotional Banner

Topper's Solved these Questions

  • PAIR OF STRAIGHT LINES

    TARGET PUBLICATION|Exercise EVALUATION TEST|11 Videos

  • PAIR OF STRAIGHT LINES

    TARGET PUBLICATION|Exercise CRITICAL THINKING|58 Videos

  • MODEL QUESTION PAPER-II

    TARGET PUBLICATION|Exercise MCQs|49 Videos

  • PLANE

    TARGET PUBLICATION|Exercise EVALUATION TEST|14 Videos

Similar Questions

Explore conceptually related problems

The gradient of one of the lines given by ax^(2)+2hxy+by^(2)=0 is twice that of the other, then

If the gradient of one of the lines x^(2)+hxy+2y^(2)=0 twice that of the other , then sum of possible values of h ____________.

If the slope of one of the lines given by ax^(2)-6xy+y^(2)=0 is twice the other, then a =

If slope of one of the lines ax^(2)+2hxy+by^(2)=0 is twice that of the other, then h^(2):ab=

If the slope of one of the lines given by ax^(2)+2hxy+by^(2)=0 is two times the other, then

If the slope of one of the lines given by ax^(2)+2hxy+by^(2)=0 is k times the slope of other, then

If the slope of one of the lines given by ax^(2)+2hxy+by^(2)=0 is 5 times the other, then

IF the slope of one of the lines given by ax^(2) +2hxy + by ^(2) =0 is two times the other then

If the gradient one of the lines x^2+h x y+2y^2=0 is twice that of the other, then h=_______

TARGET PUBLICATION-PAIR OF STRAIGHT LINES-COMPETITIVE THINKING
  1. if the sum of the slopes of the lines given by x^2-2cxy-7y^2=0 is four...

    Text Solution

    |

  2. If the slope of one of the lines represented by ax^(2)+6xy+y^(2)=0 is ...

    Text Solution

    |

  3. If the gradient of one of the lines given by x^(2)+hxy+2y^(2)=0 is twi...

    Text Solution

    |

  4. If the slope of one of the lines given by ax^(2)+2hxy+by^(2)=0 is two ...

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  7. if X^2/a+y^2/b+(2xy)/h=0 represent pair of straight lies and slope one...

    Text Solution

    |

  8. The angle between the straight lines x^(2)-y^(2)-2x-1=0, is

    Text Solution

    |

  9. Acute angle between the lines represented by (x^2+y^2)sqrt(3)=4xy is ...

    Text Solution

    |

  10. The angle between the pair of straight lines x^(2)+4y^(2)-7xy=0 is

    Text Solution

    |

  11. The angles between the lines represented by the equation 4x^(2)-24xy+1...

    Text Solution

    |

  12. The angle between the lines x^(2)+2xysec theta+y^(2)=0 is

    Text Solution

    |

  13. The equation x-y=4 and x^2+4xy+y^2=0 represent the sides of

    Text Solution

    |

  14. The lines represented by the equation 23x^(2)-48xy+3y^(2)=0 and 2x+3y+...

    Text Solution

    |

  15. The nature of straight lines represented by the equation 4x^(2)+12xy+9...

    Text Solution

    |

  16. The equation x^(2)+ky^(2)+4xy=0 represents two coincident lines if k=

    Text Solution

    |

  17. if lines represented by equation px^(2)-qy^(2)=0 are distinct, then

    Text Solution

    |

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

    Text Solution

    |

  19. Which of the following equation does not represent a pair of li...

    Text Solution

    |

  20. The angle between the lines 3x^(2)+7xy+2y^(2)+5x+5y+2=0 is given by

    Text Solution

    |