Home
Class 12
MATHS
If the lines ax+12y+1=0 bx+13y+1=0 and c...

If the lines ax+12y+1=0 bx+13y+1=0 and cx+14y+1=0 are concurrent then a,b,c are in

A

a,b,c are in A.P

B

a,b,c are in G.P

C

a,b,c are in H.P

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • STRAIGHT LINE

    FIITJEE|Exercise ASSIGNMENT PROBLEMS (OBJECTIVE) Level - II|20 Videos

  • STRAIGHT LINE

    FIITJEE|Exercise COMPREHENSIONS|9 Videos

  • STRAIGHT LINE

    FIITJEE|Exercise ASSIGNMENT PROBLEMS (SUBJECTIVE) Level - II|14 Videos

  • STATISTICS

    FIITJEE|Exercise Comprehension Type|6 Videos

  • TEST PAPERS

    FIITJEE|Exercise MATHEMATICS|328 Videos

Similar Questions

Explore conceptually related problems

If the lines ax+2y+1=0,bx+3y+1=0 and cx+4y+1=0 are concurrent,then a,b,c are in A.P.( b) G.P.( c) H.P.(d) None of these

If the lines ax+2y+1=0,bx+3y+1=0 and cx+4y+1=0 are concurrent,then a,b,c are in a.A.P.b.G.P.c.H.P. d.none of these

I the lines a x+12 y+1=0,\ b x+13 y+1=0 and c x+14 y+1=0 are concurrent, then a , b , c are in a. H.P. b. G.P. c. A.P. d. none of these

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

If the lines x+a y+a=0,\ b x+y+b=0\ a n d\ c x+c y+1=0 are concurrent, then write the value of 2a b c-a b-b c-c adot

If the lines ax+by+c=0,bx+cy+a=0 and cx+ay+b=0 be concurrent,then:

The lines 2x + y -1=0 , ax+ 3y-3=0 and 3x + 2y -2=0 are concurrent for -

FIITJEE-STRAIGHT LINE -ASSIGNMENT PROBLEMS (OBJECTIVE) Level - I
  1. Consider the equation y - y(1) = m(x - x(1)). If m and different lines...

    Text Solution

    |

  2. The medians A D\ a n d\ B E of a triangle with vertices A(0, b),\ B(0,...

    Text Solution

    |

  3. If DeltaOAB is an equilateral triangle (O is the origin and A is a poi...

    Text Solution

    |

  4. Let 2x - 3y = 0 be a given line and P (sintheta, 0) and Q(0, costheta)...

    Text Solution

    |

  5. The sides of a rhombus ABCD are parallel to the lines x−y+2=0 and 7x−y...

    Text Solution

    |

  6. If the lines ax+12y+1=0 bx+13y+1=0 and cx+14y+1=0 are concurrent then ...

    Text Solution

    |

  7. The equations of the lines through (-1,-1) and making anlge 45^@ with ...

    Text Solution

    |

  8. The equation to a pair of opposite sides of a parallelogram are x^2-5x...

    Text Solution

    |

  9. The locus of a point P which divides the line joining (1,0) and (2 cos...

    Text Solution

    |

  10. In an isosceles right angled triangle , a straight line drwan from the...

    Text Solution

    |

  11. A curve with equation of the form y=a x^4+b x^3+c x+d has zero gradien...

    Text Solution

    |

  12. The algebraic sum of the perpendicular distance from A(x1,y1),B(x2,y2)...

    Text Solution

    |

  13. If P = (1/xp,p),Q=(1/xq,q),R=(1/xr,r) where xkne0,k =p,q , r ne N , d...

    Text Solution

    |

  14. The line (p+2q)x+(p-3q)y=p-q for different values of p and q passes th...

    Text Solution

    |

  15. The lines 2x + y -1=0, ax+ 3y-3=0 and 3x + 2y -2=0 are concurrent for ...

    Text Solution

    |

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

    Text Solution

    |

  17. If the line y=mx meets the lines x+2y-1=0 and 2x-y+3=0 at the same poi...

    Text Solution

    |

  18. If the line y l=sqrt(3)x cuts the curve x^2=y^2+3x y+5x^2+3y^2+4x+5y-1...

    Text Solution

    |

  19. Statement-1: The quadrilaterial whoe vertices (in order) are A(1,0), B...

    Text Solution

    |

  20. Statement 1 : Equation of the pair of lines bisecting the angle betwee...

    Text Solution

    |