Home
Class 14
MATHS
If the quadratic equation is -x^2+28x+93...

If the quadratic equation is `-x^2+28x+93=0`,

A

A) both the roots are positive

B

B) both the roots are negative

C

C) one root is positive and another one is negative

D

D) one root is rational and another root Is irrational

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • SET THEORY

    QUANTUM CAT|Exercise QUESTION BANK|81 Videos

  • TIME AND WORK

    QUANTUM CAT|Exercise QUESTION BANK |202 Videos

Similar Questions

Explore conceptually related problems

If the roots of the quadratic equation x^(2) +2x+k =0 are real, then

The roots of the quadratic equation x^2 + 8x + 12 = 0 are

Discuss the nature of the quadratic equation 2x^(2)+x+4=0

No.of solution for the quadratic equation |x|^(2)-2|x|-3=0

Find the roots of the quadratic equation 6x^(2)-x-2=0

The discriminant of the quadratic equation 4x^(2) -6x+3=0 is

The roots of the quadratic equation 3x^2 - 5x + 2 = 0 are

The discriminant of the quadratic equation 3x^(2) - 4x - 2 = 0 is

QUANTUM CAT-THEORY OF EQUATIONS-QUESTION BANK
  1. If sum of the roots is -11 and product of the roots is 24,

    Text Solution

    |

  2. If the quadratic equation is x^2-34x+93=0

    Text Solution

    |

  3. If the quadratic equation is -x^2+28x+93=0,

    Text Solution

    |

  4. What is the minimum distance between the vertex of the quadratic graph...

    Text Solution

    |

  5. If the two roots of a quadratic equation are 7/2 and 3/5 which one...

    Text Solution

    |

  6. The axis of symmetry is 3 units away from Y-axis and the minimum is 4...

    Text Solution

    |

  7. If the quadratic equation has negative real roots and its maximum (ext...

    Text Solution

    |

  8. If the minimum value of the quadratic function is 0, then which of th...

    Text Solution

    |

  9. If one of the roots is 0 and another one is real positive, then which ...

    Text Solution

    |

  10. For a quadratic equation ax^2+bx+c=0 , if you have double roots and po...

    Text Solution

    |

  11. The quadratic equation ax^(2)+bx+c=0 has real roots if:

    Text Solution

    |

  12. There are two quadratic equations, none of them has integer or complex...

    Text Solution

    |

  13. There are two quadratic equations E1 and E2 Each root of E1 is four t...

    Text Solution

    |

  14. The two roots of a quadratic equation are -7 and -3, what will be the ...

    Text Solution

    |

  15. Which of the following is not a quadratic equation

    Text Solution

    |

  16. What is the locus of the vertices of all the quadratic equations whose...

    Text Solution

    |

  17. The factors of a quadratic equation are (x-4) and (x-8) what will b...

    Text Solution

    |

  18. For a quadratic equation, the roots are (-1,3) and the minimum is 4 u...

    Text Solution

    |

  19. For a quadratic equation, the roots are (-3,3) and the maximum of y i...

    Text Solution

    |

  20. If the roots are (-3,9), then the highest/lowest value of y will be a...

    Text Solution

    |