Home
Class 12
MATHS
If 2x^(2)+3xy-2y^(2)=0 represents two si...

If `2x^(2)+3xy-2y^(2)=0` represents two sides of a parallelgram and `3x+y+1=0` is one of its diagonals then the other diagonals is

A

`x-3y+1=0`

B

`x-3y+2=0`

C

`x-3y=0`

D

`3x-y=0`

Text Solution

Verified by Experts

The correct Answer is:
C

NA
Promotional Banner

Topper's Solved these Questions

  • PAIR OF STRAIGHT LINES

    TARGET PUBLICATION|Exercise EVALUATION TEST|11 Videos
  • PAIR OF STRAIGHT LINES

    TARGET PUBLICATION|Exercise CRITICAL THINKING|58 Videos
  • MODEL QUESTION PAPER-II

    TARGET PUBLICATION|Exercise MCQs|49 Videos
  • PLANE

    TARGET PUBLICATION|Exercise EVALUATION TEST|14 Videos

Similar Questions

Explore conceptually related problems

Two sides of a parallelogram are x+y+1=0&2x-y+2=0. One of its diagonal is 13x-2y-32=0 Equation of other diagonal is

If the lines ax^2+2hxy+by^2=0 be two sides of a parallelogram and the line lx+my=1 be one of its diagonal, show that the equation of the other diagonal is y (bl-hm)=x(am-hl).

If the lines represented by 2x^2-5xy+2y^2=0 be the sides of a parallelogram and the line 5x+2y=1 be one of its diagonal. Find the equation of the other diagonal, and area of the parallelogram .

If 2x^(2)-3xy+y^(2)=0 represents two sides of a triangle and lx+my+n=0 is the third side then locus of the incentre of the triangle is

If the adjacent sides of a parallelogram are 2x^(2)5x+3y^(2)=0 and one diagonal is

Two sides of a parallelogram having equation 4x+5y=0 and 7x+2y=0 . One of the diagonal is 11x+7y=9 . Then the other diagonal will surely passes through

. If 2x^(2)-5xy+2y^(2)=0 represents two sides of triangle whose centroid is (1,1) then the equation of the third side is (A)x+y-3=0 (B) x-y-3=0 (C) x+y+3=0 (D) x-y+3=0

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

Sides of a rhombus are parallel to x+y=0,7x=y. Its centre is (2,7), then its diagonals are

TARGET PUBLICATION-PAIR OF STRAIGHT LINES-COMPETITIVE THINKING
  1. O(0,0), A(1,2), B(3,4) are the vertices of DeltaOAB. The joint equatio...

    Text Solution

    |

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

    Text Solution

    |

  3. If 2x^(2)+3xy-2y^(2)=0 represents two sides of a parallelgram and 3x+y...

    Text Solution

    |

  4. If one of the lines represented by the equation ax^(2)+2hxy+by^(2)=0 b...

    Text Solution

    |

  5. If one of the lines given by 6x^2- xy +4cy^2=0 is 3x +4y=0, then c=

    Text Solution

    |

  6. If one of the lines given by kx^(2)-5xy-3y^(2)=0 is perpendicular to t...

    Text Solution

    |

  7. If one of the two lines 6x^(2)+xy-y^(2)=0 coincides with one of the tw...

    Text Solution

    |

  8. If the equation ax^(2)+2hxy+by^(2)=0 represented two lines y=m(1)x and...

    Text Solution

    |

  9. The sum of the slopes of the lines given by 3x^(2)+5xy-2y^(2)=0 is

    Text Solution

    |

  10. If the sum of slopes of the pair of lines represented by 4x^(2)+2hxy-7...

    Text Solution

    |

  11. if the sum of the slopes of the lines given by x^2-2cxy-7y^2=0 is four...

    Text Solution

    |

  12. If the slope of one of the lines represented by ax^(2)+6xy+y^(2)=0 is ...

    Text Solution

    |

  13. If the gradient of one of the lines given by x^(2)+hxy+2y^(2)=0 is twi...

    Text Solution

    |

  14. If the slope of one of the lines given by ax^(2)+2hxy+by^(2)=0 is two ...

    Text Solution

    |

  15. If slopes of lines represented by kx^(2)+5xy+y^(2)=0 differ by 1, then...

    Text Solution

    |

  16. If the ratio of gradients of the line given by ax^(2)+2hxy+by^(2)=0 i...

    Text Solution

    |

  17. if X^2/a+y^2/b+(2xy)/h=0 represent pair of straight lies and slope one...

    Text Solution

    |

  18. The angle between the straight lines x^(2)-y^(2)-2x-1=0, is

    Text Solution

    |

  19. Acute angle between the lines represented by (x^2+y^2)sqrt(3)=4xy is ...

    Text Solution

    |

  20. The angle between the pair of straight lines x^(2)+4y^(2)-7xy=0 is

    Text Solution

    |