Home
Class 11
MATHS
Two line represented by equations x+y =1...

Two line represented by equations `x+y =1 and x+ky =0` are mutually orthogonal if k is

A

1

B

`-1`

C

0

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • STRAIGHT LINE

    TARGET PUBLICATION|Exercise EVALUATION TEST|10 Videos

  • STRAIGHT LINE

    TARGET PUBLICATION|Exercise CRITICAL THINKING|68 Videos

  • SETS, RELATIONS AND FUNCTIONS

    TARGET PUBLICATION|Exercise EVALUATION TEST|14 Videos

  • TRIGONOMETRIC FUNCTIONS OF COMPOUND ANGLES

    TARGET PUBLICATION|Exercise EVALUATION TEST|12 Videos

Similar Questions

Explore conceptually related problems

Two lines represented by equation x^(2)+xy+y^(2)=0 are

The pair of lines represented by the equations 2x+ y+2= 0 and 4x+ky +6=0 will be parallel if value of k is

The pair of lines represented by the questions 2x+y+3=0 and 4x+ky+6=0 will be parallel if value of k is _________.

If the lines given by 3x+ 2ky =2 and 2x+ 5y+1= 0 are parallel, then the value of k is

What is the value of k , for which the graphical representation of the simultaneous equations 5x-3y=1 and 2x-ky=-4 are parallel lines ?

Two planes 5x-2y+4z+1=0 and 2x+y-kz=7 are orthogonal then k

The value of k for which the system of equations x+y -4 = 0 and 2x + ky = 3 has no solution, is:

If the lines given by 3x+2ky =2 and 2x+5y =1 are parallel, then the value of k is

If the line whose equation is 9x-2ky+k=0 passes through intersection of the lines whose equations are 2x+7y+22=0 and 5x-y+19=0 then the value of |k| is equal to

TARGET PUBLICATION-STRAIGHT LINE -COMPETITIVE THINKING
  1. A line is such that its segment between the straight lines 5x- y-4 =0 ...

    Text Solution

    |

  2. The lines y=2x and x=-2y are

    Text Solution

    |

  3. Two line represented by equations x+y =1 and x+ky =0 are mutually orth...

    Text Solution

    |

  4. If the straight lines 2x+ 3y -3=0 and x+ky +7 =0 are perpendicular, th...

    Text Solution

    |

  5. If the line passing through (4,3)a n d(2,k) is parallel to the line...

    Text Solution

    |

  6. The medians BE and AD of a triangle with vertices A(0, b), B(0, 0) and...

    Text Solution

    |

  7. If (-4,5) is a vertex of a square and one of its diagonal is 7x-y+8-0....

    Text Solution

    |

  8. For what values of aa n db the intercepts cut off n the coordinate axe...

    Text Solution

    |

  9. The equation of the straight line passing through the point (3,2) and ...

    Text Solution

    |

  10. The equation of the line passing through the point (1,2) and perpendic...

    Text Solution

    |

  11. Equation of line passing through the point (1,2) and perpendicular to ...

    Text Solution

    |

  12. Equatin of the line passing through (-1, 1) and perpendicular to the ...

    Text Solution

    |

  13. Find the equation of the straight line passing through the point of ...

    Text Solution

    |

  14. Find the equation of the line perpendicular to the line x/a-y/b=1 and ...

    Text Solution

    |

  15. A line passes through the point (2,2) and is perpendicular to the lin...

    Text Solution

    |

  16. The equation of the line joining the centroid with the orthocentre of ...

    Text Solution

    |

  17. The equation of the straight line in the normal form which is parallel...

    Text Solution

    |

  18. The angle between the lines x cos alpha + y sinalpha=a and xsinbeta- ...

    Text Solution

    |

  19. The angle between the lines x/a+y/b=1 and x/a-y/b=1 will be:

    Text Solution

    |

  20. Angle between x=2and x-3y=6 is

    Text Solution

    |