Home
Class 12
MATHS
If the lines 3x + 4y+ 1 = 0, 5x +lambda ...

If the lines 3x + 4y+ 1 = 0, `5x +lambda y + 3 = 0` and 2x + y-1 = 0 are concurrent, then `lambda=`

A

-8

B

8

C

4

D

-4

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • STRAIGHT LINES

    NEW JOYTHI PUBLICATION|Exercise EXERCISE|53 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

If the lines x - y - 1 = 0, 4x + 3y = k and 2x – 3y +1 = 0 are concurrent, then k is

If the lines 2x + y - 3 = 0 , 5x + ky - 3 = 0 " and " 3x - y - 2 = 0 are concurrent , find the value of k.

If the lines ax + 2y + 1 = 0, bx + 3y + 1 = 0, cx + 4y + 1 = 0 are concurrent, then a, b, c are in

If the lines 3x^(2)-4xy +y^(2) +8x - 2y- 3 = 0 and 2x - 3y +lambda = 0 are concurrent, then the value of lambda is

If the straight lines x+y-2-0,2x-y+1=0 and a x+b y-c=0 are concurrent, then the family of lines 2a x+3b y+c=0(a , b , c) are nonzero) is concurrent at (a) (2,3) (b) (1/2,1/3) (c) (-1/6,-5/9) (d) (2/3,-7/5)

If the lines x−2y−6=0,3x+y−4=0 and λx+4y+λ^2=0 can be concurrent , then

Find the value of lambda ,if the lines 3x-4y-13=0,8x-11 y-33=0 and 2x-3y+lambda=0 are concurrent.

The number of values of a for which the lines 2x+y-1=0 , a x+3y-3=0, and 3x+2y-2=0 are concurrent is 0 (b) 1 (c) 2 (d) infinite

The straight lines x+2y-9=0,3x+5y-5=0 , and a x+b y-1=0 are concurrent, if the straight line 35 x-22 y+1=0 passes through the point (a) (a , b) (b) (b ,a) (c) (-a ,-b) (d) none of these

If a circle passes through the point of intersection of the lines lambdax- y +1=0 and x-2y+3=0 with the coordinate axis, then value of lambda is

NEW JOYTHI PUBLICATION-STRAIGHT LINES-QUESTIONS FROM COMPETITIVE EXAMS
  1. The centroid of a triangle is (2,7) and two of its vertices are (4, 8...

    Text Solution

    |

  2. The points (1, 1), (-5,5) and (13, lambda) lie on the same straight l...

    Text Solution

    |

  3. If the lines 3x + 4y+ 1 = 0, 5x +lambda y + 3 = 0 and 2x + y-1 = 0 a...

    Text Solution

    |

  4. If the equation kx^(2) – 2xy - y^(2)– 2x + 2y = 0 represents a pair o...

    Text Solution

    |

  5. The x-coordinate of the incentre of the triangle where the midpoints ...

    Text Solution

    |

  6. Two consecutive sides of a parallelogram are 4x + 5y = 0 and 7x + 2y ...

    Text Solution

    |

  7. ax + by - a^(2) = 0, where a, b non-zero, is the equation to the stra...

    Text Solution

    |

  8. A straight line through P(1, 2) is such that its intercept between th...

    Text Solution

    |

  9. The equation to the sides of a triangle are x-3y = 0, 4x + 3y = 5 and...

    Text Solution

    |

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

    Text Solution

    |

  11. If x(1),x(2),x(3)as well as y(1),y(2),y(3) are in geometric progressio...

    Text Solution

    |

  12. The distance between the pair of parallel lines x^(2) + 4xy + 4y^(2) ...

    Text Solution

    |

  13. The locus of the point (x, y) which is equidistant from the points (a...

    Text Solution

    |

  14. If A(3,5), B(-5, - 4), C(7, 10) are the vertices of a parallelogram, ...

    Text Solution

    |

  15. ABC is a triangle with vertices A(-1,4), B(6,-2), and C(-2, 4). D, E...

    Text Solution

    |

  16. If the pairs of lines x^(2) – 2nxy - y^(2) = 0 and x^(2) – 2mxy - y^(...

    Text Solution

    |

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

    Text Solution

    |

  18. If the equation of base of an equilateral triangle is 2x - y = 1 and ...

    Text Solution

    |

  19. The image of the origin with reference to the line 4x + 3y - 25 = 0 i...

    Text Solution

    |

  20. The position of reflection of the point (4, 1) about the line y = x -...

    Text Solution

    |