Home
Class 12
MATHS
The equations of the lines through (-1,-...

The equations of the lines through (-1,-1) and making angles `45^(@)` with the line x + y = 0 are given by

A

x + 1 = 0, x - y = 0

B

y + 1= 0, 2 - y = 0

C

x + 1 = 0, y + 1 = 0

D

x+1 = 0, y - 1 = 0

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • STRAIGHT LINES

    NEW JOYTHI PUBLICATION|Exercise QUESTIONS FROM COMPETITIVE EXAMS|122 Videos

  • STRAIGHT LINES

    NEW JOYTHI PUBLICATION|Exercise QUESTIONS FROM COMPETITIVE EXAMS|122 Videos

  • STATISTICS

    NEW JOYTHI PUBLICATION|Exercise QUESTIONS FROM COMPETITIVE EXAMS|40 Videos

  • THREE DIMENSIONAL GEOMETRY

    NEW JOYTHI PUBLICATION|Exercise Objective|36 Videos

Similar Questions

Explore conceptually related problems

The equations of the lines through the point (3, 2) which makes an angle of 45^(@) with the line x - 2y = 3 are

The equation of line through (2,1) and parallel to x+2y=5 is :

The slopes of the lines which make an angle 45^(@) with the line 3x - y = -5 are

Show that the equation of the line passing through the origin and making an angle theta " with the line " y = mx + c " is " y/x = (m pm tan)/(1 pm m tan) .

Find the equation of the line through the point A(2,3) and making an angle an angle of 45^0 with the x-a x i s . Also, determine the length of intercept on it between Aa n d the line x+y+1=0.

Write the equation of the line passing through the point (1,-1) and parallel to the line x+3y -4=0

The equation of the line passing through origin and perpendicular to the line 7x – 3y + 4 = 0

Find the equation of a line through the origin which makes an angle of 45^(@) with the positive direction of x-axis.

NEW JOYTHI PUBLICATION-STRAIGHT LINES-EXERCISE
  1. A straight line through the point (2, 2) intersects the lines sqrt3 x...

    Text Solution

    |

  2. If the extremities of the base of an isosce- les triangle are the poi...

    Text Solution

    |

  3. The equation of the line passing through the intersection of x - sqrt...

    Text Solution

    |

  4. The equations of the lines through (-1,-1) and making angles 45^(@) w...

    Text Solution

    |

  5. If the vertices of a diagonal of a square (-2, 4) and (-2, 2) then it...

    Text Solution

    |

  6. The orthocentre of the triangle formed by the lines x = 0, y = 0 and ...

    Text Solution

    |

  7. The foot of the perpendicular from the point (3,4) on the line 3x – 4...

    Text Solution

    |

  8. The coordinates of the image of the origin O w.r.t the line x + y + 1...

    Text Solution

    |

  9. The incentre of the triangle with vertices (1, sqrt3) (0,0) (2,0) is

    Text Solution

    |

  10. The angle between the lines 2x - y+3 = 0 and x + 2y + 3 = 0 is

    Text Solution

    |

  11. Distance between the lines 5x + 3y-7 = 0 and 15x +9y + 14 = 0 is

    Text Solution

    |

  12. The equation of the straight line passing through the point (4, 3) an...

    Text Solution

    |

  13. The third vertex of an equilateral triangle whose vertices are (2, 4),...

    Text Solution

    |

  14. The area enclosed by the curve |x| + |y| = 1 is

    Text Solution

    |

  15. The area enclosed by the curves ax +- by +- c =0 where a, b, c gt 0

    Text Solution

    |

  16. The lines ax + 3y + 19 = 0 and 9x + 6y-17 = 0 cut the coordinate axes...

    Text Solution

    |

  17. The point on the line 3y - 4x + 11 = 0 equidistant from (3, 2) and (-2...

    Text Solution

    |

  18. The vertices of a triangle have integer co- ordinates then the triang...

    Text Solution

    |

  19. A (2, 5), B (-1, 3) and C (5, -1) are the vertices of a triangle. The...

    Text Solution

    |

  20. The reflection of the point (6, 8) in the line x - y = 0 is

    Text Solution

    |