Home
Class 11
MATHS
If m is a number such that m le 5, then ...

If m is a number such that `m le 5`, then the probability that quadratic equation `2x^(2) + 2mx + m + 1 = 0` has real roots is

A

`1/5`

B

`2/5`

C

`3/5`

D

`4/5`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • INTRODUCTION OF PROBABILITY THEOREM

    SURA PUBLICATION|Exercise ADDITIONAL PROBLEMS SECTION - A|14 Videos

  • INTRODUCTION OF PROBABILITY THEOREM

    SURA PUBLICATION|Exercise ADDITIONAL PROBLEM SECTION - D|5 Videos

  • INTEGRAL CALCULUS

    SURA PUBLICATION|Exercise Section - D (5 marks)|3 Videos

  • MATRICES AND DETERMINANTS

    SURA PUBLICATION|Exercise ADDITIONAL PROBLEMS SECTION -D (5 MARK )|3 Videos

Similar Questions

Explore conceptually related problems

Number of integral values of a such that the quadratic equation x^(2)+a x+a+1=0 has integral roots is

find the values k for which the quadratic equation 2x^2 + Kx +3=0 has two real equal roots

The real roots of the quadratic equation x^(2)-x-1=0 are ___.

Solve the following quadratic equations : 5m^(2)+2m+1=0

Solve the following quadratic equations : m^(2)+5m+5=0

Determine the nature of roots for each of the quadratic equations. m^(2)-2m+1=0

Determine the nature of roots of the following quadratic equations. m^(2)+2m+9=0

the quadratic equation 3ax^2 +2bx+c=0 has atleast one root between 0 and 1, if

Find all the value of m for which the equation sin^2x-(m-3)sinx+m=0 has real roots.

SURA PUBLICATION-INTRODUCTION OF PROBABILITY THEOREM-EXERCISE 12.5
  1. Two items are chosen from a lot containing twelve items of which four ...

    Text Solution

    |

  2. A man has 3 fifty rupees notes, 4 hundred rupees notes and 6 five hund...

    Text Solution

    |

  3. A letter is taken at random from the letters of the word 'ASSISTANT' a...

    Text Solution

    |

  4. A matrix is chosen at random from a set of all matrices of order 2, wi...

    Text Solution

    |

  5. A bag contains 5 white and 3 black balls. Five balls are drawn success...

    Text Solution

    |

  6. If A and B are two events such that A sub Band P(B) ne 0, then which o...

    Text Solution

    |

  7. A bag contains 6 green, 2 white, and 7 black balls. If two balls are ...

    Text Solution

    |

  8. If X and Y be two events such that P(X//Y) = 1/2, P(Y//X) = 1/3 and P(...

    Text Solution

    |

  9. An urn contains 5 red and 5 black balls. A ball is drawn at random, it...

    Text Solution

    |

  10. A number x is chosen at random from the set {1,2,3,4, ………., 100}. Defi...

    Text Solution

    |

  11. If two events A and B are independent such that P(A) = 0.35 and P(A uu...

    Text Solution

    |

  12. If two events A and B are such that P (barA) = 3/10 and P(A nn barB) =...

    Text Solution

    |

  13. If A and B are two events such that P(A) = 0.4, P(B) = 0.8 and P(B//A)...

    Text Solution

    |

  14. There are three events A, B and C of which one and only one can happen...

    Text Solution

    |

  15. If a and b are chosen randomly from the set {1, 2, 3, 4} with replacem...

    Text Solution

    |

  16. It is given that the events A and B are such that P(A) = 1/4, P (A//B)...

    Text Solution

    |

  17. In a certain college 4% of the boys and 1 % of the girls are taller th...

    Text Solution

    |

  18. Ten coins are tossed. The probability of getting at least 8 heads is

    Text Solution

    |

  19. The probability of two events A and B are 0.3 and 0.6 respectively. Th...

    Text Solution

    |

  20. If m is a number such that m le 5, then the probability that quadratic...

    Text Solution

    |