Home
Class 12
MATHS
If 2/(1 !9!)+2/(3!7!)+1/(5!5!)=2/(a!), t...

If `2/(1 !9!)+2/(3!7!)+1/(5!5!)=2/(a!),` then orthocentre of the triangle having sides `x-y+1=0,x+y+3=0and 2x+5y-2=0` is

A

`(2m-2n,m-n)`

B

`(2m-2n,n-m)`

C

`(2m-n,m+n)`

D

`(2m-n,m-n)`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • THE STRAIGHT LINES

    ARIHANT MATHS|Exercise Exercise (More Than One Correct Option Type Questions)|15 Videos

  • THE STRAIGHT LINES

    ARIHANT MATHS|Exercise Exercise (Passage Based Questions)|12 Videos

  • THE STRAIGHT LINES

    ARIHANT MATHS|Exercise Exercise For Session 6|12 Videos

  • SETS, RELATIONS AND FUNCTIONS

    ARIHANT MATHS|Exercise Exercise (Questions Asked In Previous 13 Years Exam)|12 Videos

  • THEORY OF EQUATIONS

    ARIHANT MATHS|Exercise Exercise (Questions Asked In Previous 13 Years Exam)|35 Videos

Similar Questions

Explore conceptually related problems

If (2)/(1!9!)+(2)/(3!7!)+(1)/(5!5!)=(2)/(a!), then orthocentre of the triangle having sides x-y+1=0,x+y+3=0 and 2x+5y-2=0

The orthocentre of the triangle formed by the lines x-7y+6=0,2x-5y-6=0 and 7x+y-8=0 is

The orthocentre of the triangle formed by the lines x-2y+9= 0, x + y -9 =0, 2x -y-9=0is

Orthocentre of the triangle formed by lines 2x+3y-5=0 ,5x+8y+3=0,6x-4y-2=0 is :

Find the area of the triangle whose sides are: 3x-2y+1=0, 3x+y+4=0 and 3x-5y+34=0

Find the orthocentre of the triangle the equations or whose sides are x+y=1,2x+3y=6 and 4x-y+4=0

Find the vertices of the triangle whose sides are y+2x=3, 4y+x=5 and 5y+3x=0

If the orthocentre of the triangle formed by 2x+3y-1=0,ax+by-1=0 and x+2y-1=0 is at (0,0) then (a+2b) is

The area of triangle formed by the lines 2x-y+1=0 , 3x-y+5=0 and 2x-5y+11=0

ARIHANT MATHS-THE STRAIGHT LINES-Exercise (Single Option Correct Type Questions)
  1. The straight line y = x - 2 rotates about a point where it cuts x-axis...

    Text Solution

    |

  2. If 2/(1 !9!)+2/(3!7!)+1/(5!5!)=2/(a!), then orthocentre of the triangl...

    Text Solution

    |

  3. If f(x+y) = f(x).f(y) for all x and y. f(1)=2, then area enclosed by 3...

    Text Solution

    |

  4. The graph of the function, cos x cos (x +2) -cos^2 (x+1) is

    Text Solution

    |

  5. A straight line passing through the point(2,2) and the axes enclose an...

    Text Solution

    |

  6. The set of values of b for which the origin and the point (1, 1) lie o...

    Text Solution

    |

  7. Line L has intercepts a and b on the coordinate axes. When, the axes a...

    Text Solution

    |

  8. If the distance of any point (x,y) from origin is defined as d(x,y)=ma...

    Text Solution

    |

  9. If p(1),p(2),p(3) be the length of perpendiculars from the points (...

    Text Solution

    |

  10. A B C D is a square whose vertices are A(0,0),B(2,0),C(2,2), and D(0,2...

    Text Solution

    |

  11. The point (4,1) undergoes the following three successive transformatio...

    Text Solution

    |

  12. If the square ABCD, where A(0,0),B(2,0)C(2,2) and D(0,2) undergoes the...

    Text Solution

    |

  13. The line x+y=a meets the axes of x and y at A and B respectively. A ...

    Text Solution

    |

  14. If P(1,0), Q(-1,0) and R (2,0) are three given points, then the locus ...

    Text Solution

    |

  15. If A((sin alpha)/3 - 1,(cos alpha)/2 - 1) and B(1,1) alpha in [ -pi,pi...

    Text Solution

    |

  16. The line x+y=1 meets X-axis at A and Y-axis at B,P is the mid-point of...

    Text Solution

    |

  17. The line x = c cuts the triangle with corners (0,0) , (1,1) and (9,1) ...

    Text Solution

    |

  18. If the straight lines x+2y=9,3x-5y=5 and ax+by=1 are concurrent , then...

    Text Solution

    |

  19. If the ends of the base of an isosceles triangle are at (2, 0) and (0,...

    Text Solution

    |

  20. Let m ,n are integers with 0<n<mdot A is the point (m ,n) on the Carte...

    Text Solution

    |