Home
Class 10
MATHS
If x= -4/3,7/5 are the roots of the equa...

If x= `-4/3`,`7/5` are the roots of the equation `mx^2+nx-28=0`,find the value of m.n

Promotional Banner

Topper's Solved these Questions

  • QUADRATIC EQUATION

    KALYANI PUBLICATION|Exercise EXERCISE|144 Videos

  • PYTHAGORAS THEOREM

    KALYANI PUBLICATION|Exercise EXERCISE|48 Videos

  • REAL NUMBERS

    KALYANI PUBLICATION|Exercise Exercise|12 Videos

Similar Questions

Explore conceptually related problems

If x= -5 , -7 are the roots of the equation ax^2+bx+35=0 ,find the value of a,b.

If x=11,7 are the roots of the equation ax^2+bx+77=0 ,find the value of a,b.

If x=1/3 , -1 are the roots of the equation ax^2+bx-1=0 ,find a and b.

The roots of the equation x+2y=4 and 2x-y=0 are

If 3 is a root of the quadratic equation x^2-ax+8=0 ,find the value of a.

If 2 is a root of the quadratic equation x^2-ax+8=0 ,find the value of a.

The roots of the equation x+2y=4 and 2y-x=0 are

If one root of the equation 2x^2-10x+p=0 is 2 then the value of p is

If -1/2 is a root of the quadratic equation 2x^2+ax-3=0 ,find the value of a.

If -3 is a root of the quadratic equation x^2+ax+6=0 ,find the value of a.

KALYANI PUBLICATION-QUADRATIC EQUATION-EXERCISE
  1. If x=11,7 are the roots of the equation ax^2+bx+77=0,find the value of...

    Text Solution

    |

  2. If x=-5,-7 are the roots of the equation ax^2+bx+35=0,find the value o...

    Text Solution

    |

  3. If x= -4/3,7/5 are the roots of the equation mx^2+nx-28=0,find the val...

    Text Solution

    |

  4. Solve the following equation by using the method of factorisation: 2...

    Text Solution

    |

  5. Solve the following equation by using the method of factorisation: 1...

    Text Solution

    |

  6. Solve the following equation by using the method of factorisation: 3...

    Text Solution

    |

  7. Solve the following equation by using the method of factorisation: a...

    Text Solution

    |

  8. Solve the following equation by using the method of factorisation: (...

    Text Solution

    |

  9. Solve the following equation by using the method of factorisation: x...

    Text Solution

    |

  10. Solve the following equation by using the method of factorisation: x...

    Text Solution

    |

  11. Solve the following equation by using the method of factorisation: s...

    Text Solution

    |

  12. Solve the following equation by using the method of factorisation: 4...

    Text Solution

    |

  13. Solve the following equation by using the method of factorisation: x...

    Text Solution

    |

  14. Solve the following equation by using the method of factorization: a...

    Text Solution

    |

  15. Solve the following equation by using the method of factorization: x...

    Text Solution

    |

  16. Solve the following equation by using the method of factorization: a...

    Text Solution

    |

  17. Solve the following equation by using the method of factorization: (...

    Text Solution

    |

  18. Solve the following equation by using the method of factorization: 4...

    Text Solution

    |

  19. Solve the following equation by using the method of factorization: a...

    Text Solution

    |

  20. Solve the following equation by using the method of factorization: 1...

    Text Solution

    |