Home
Class 11
MATHS
If the angle between the two lines repre...

If the angle between the two lines represented by `2x^2+5x y+3y^2+6x+7y+4=0` is `tan^(-1)(m),` then find the value of `m`.

A

|1/5|

B

`-1`

C

`-2//3`

D

none of these

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • PAIR OF STRAIGHT LINES

    OBJECTIVE RD SHARMA ENGLISH|Exercise Chapter Test|18 Videos

  • PAIR OF STRAIGHT LINES

    OBJECTIVE RD SHARMA ENGLISH|Exercise Section II - Assertion Reason Type|3 Videos

  • MEAN VALUE THEOREMS

    OBJECTIVE RD SHARMA ENGLISH|Exercise Exercise|28 Videos

  • PARABOLA

    OBJECTIVE RD SHARMA ENGLISH|Exercise Chapter Test|30 Videos

Similar Questions

Explore conceptually related problems

If the angle between the straight lines represented by 2x^(2)+5xy+3y^(2)+7y+4=0 is tan^(-1)m , then [(1)/(pi m)] is (where [.] denote greatest integer function) (a) 0 (b) 1 (c) 2 (d) 3

Find the angle between the two lines 2x=3y=-z and 6x=-y=-4z .

The angle between the lines 2x^2-7x y+3y^2=0 is 1. 60^0 2. 45^0 3. tan^(-1)(7//6) 4. 30^0

The angle between the lines 2x^2-7x y+3y^2=0 is 1. 60^0 2. 45^0 3. tan^(-1)(7//6) 4. 30^0

Find the angle between the lines x+3y-8=0 and 2x-3y+6=0 .

Find the angle between the two planes 3x - 6y + 2z = 7 and 2x + 2y-2z =5 .

Find the angle between the lines x-2y+3=0 and 3x+y-1=0 .

Find the angle between the lines 2x=3y=-z and 6x=-y=-4z

If theta is the angle between the lines given by the equation 6x^2+5x y-4y^2+7x+13 y-3=0 , then find the equation of the line passing through the point of intersection of these lines and making an angle theta with the positive x-axis.

If theta is the angle between the lines given by the equation 6x^2+5x y-4y^2+7x+13 y-3=0 , then find the equation of the line passing through the point of intersection of these lines and making an angle theta with the positive x-axis.

OBJECTIVE RD SHARMA ENGLISH-PAIR OF STRAIGHT LINES-Exercise
  1. The value k for which 4x^2+8x y+k y^2=9 is the equation of a pair of s...

    Text Solution

    |

  2. The angle between the lines represented by x^(2)-y^(2)=0 is

    Text Solution

    |

  3. If the angle between the two lines represented by 2x^2+5x y+3y^2+6x+7y...

    Text Solution

    |

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

    Text Solution

    |

  5. The point of intersection of the two lines given by 2x^2-5xy+2y^2+3x+3...

    Text Solution

    |

  6. Find the value of a for which the lines represented by a x^2+5x y+2y^2...

    Text Solution

    |

  7. The equation of the diagonal of the square formed by the pairs of line...

    Text Solution

    |

  8. Which of the following pair of straight lines intersect at right angle...

    Text Solution

    |

  9. The equation of the lines parallel to the line common to the pair of l...

    Text Solution

    |

  10. Equation x^(2) +k(1)y^(2) +2k(2)y = a^(2) represents a pair of perpend...

    Text Solution

    |

  11. If the equation ax^(2)+2hxy+by^(2)+2gx+2fy+c=0 represents a pair of pa...

    Text Solution

    |

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

    Text Solution

    |

  13. If the equation 12x^(2)+7xy-py^(2)-18x+qy+6=0 represents a pair of pe...

    Text Solution

    |

  14. If theta is the angle between the lines given by the equation 6x^2+5x ...

    Text Solution

    |

  15. If the pair of straight lines a x^2+2h x y+b y^2=0 is rotated about th...

    Text Solution

    |

  16. If the lines represented by x^(2)-2pxy-y^(2)=0 are rotated about the o...

    Text Solution

    |

  17. The difference of the tangents of the angles which the lines x^(2)(sec...

    Text Solution

    |

  18. If the two pairs of line x^2 -2mxy -y^2=0 and x^2 - 2nxy -y^2 = 0 are ...

    Text Solution

    |

  19. Consider the equation of a pair of straight lines as lambda^(2)-10xy+1...

    Text Solution

    |

  20. The equation y^(2)-x^(2)+2x-1=0, represents

    Text Solution

    |