Home
Class 12
MATHS
By giving a counter example show that th...

By giving a counter example show that the following statement is false :
The equation `9x^(2)-16=0` does not have a root lying between (-1) and (-2) .

Promotional Banner

Topper's Solved these Questions

  • MATHEMATICAL REASONING

    CHHAYA PUBLICATION|Exercise Sample Questions for Competitive Exams (Multiple Correct Answers Type )|5 Videos

  • MATHEMATICAL REASONING

    CHHAYA PUBLICATION|Exercise Sample Questions for Competitive Exams (Comprehension Type )|4 Videos

  • MATHEMATICAL REASONING

    CHHAYA PUBLICATION|Exercise EXERCISE ( Short Answer Type Questions )|59 Videos

  • MAPPING OR FUNCTION

    CHHAYA PUBLICATION|Exercise Sample questions (Assertion -Reason type C)|3 Videos

  • MAXIMA AND MINIMA

    CHHAYA PUBLICATION|Exercise Sample Questions for Competitive Examination E|2 Videos

Similar Questions

Explore conceptually related problems

By giving a counter example show that the following statement is false : The equation 4x^(2)-25=0 does not have a root lying between (-3) and (-2) .

By giving a counter example, show that the following statements are not true. The equation x^(2) - 1 = 0 does not have a root lying between 0 and 2.

By giving a counter example, show that the following statement is false. If n is an odd integer, then n is prime.

The quadratic equation x^(2)-2x+1=0 have no real root.

By giving a counter example, show that the following statements are not true. If all the angles of a triangle are equal, then the triangle is an obtuse angled triangle.

True or false The equation 2x^2+3x+1=0 has an irrational root.

By giving a counter example show that the following compound statement is not true . "If x and y are two real numbers , then x^(2)=y^(2) implies x = y " .

Find counter examples to disprove the following statements: If n is a whole number then 2n^(2) + 11 is a prime .

Show that the equation e^(x-1)+x-2=0 has no real root greater than 1.

If the equations 2x^(2)-7x+1=0 and ax^(2)+bx+2=0 have a common root, then

CHHAYA PUBLICATION-MATHEMATICAL REASONING -EXERCISE ( Long Answer Type Questions )
  1. Check the validity of the following compound statements : 195 is a ...

    Text Solution

    |

  2. Examine the validity of the following compound statements : 180 is...

    Text Solution

    |

  3. Examine the validity of the following compound statements : 2-3i(i=...

    Text Solution

    |

  4. Examine the validity of the following compound statements : 98 is ...

    Text Solution

    |

  5. Check whether the follwing compound statements is true or false . I...

    Text Solution

    |

  6. Check whether the following statement are true or not: p : If x , y ar...

    Text Solution

    |

  7. prove that the compound statement " if x and y are odd integers , then...

    Text Solution

    |

  8. prove that the compound statement " if x and y are odd integers , then...

    Text Solution

    |

  9. prove that the compound statement " if x and y are odd ntegers , then ...

    Text Solution

    |

  10. Using contrapositive method show that the following compound statement...

    Text Solution

    |

  11. Check the validity of the following compound statement using (i) di...

    Text Solution

    |

  12. Prove that the following biconditional compound statement is true : ...

    Text Solution

    |

  13. Check the validity of the following biconditional statement :

    Text Solution

    |

  14. Check the validity of the following biconditional statement :

    Text Solution

    |

  15. Prove that sqrt(5) is irrational (use the method of contradiction )

    Text Solution

    |

  16. Use contradiction method to show the validity of the following stateme...

    Text Solution

    |

  17. Check the validity of the follwing statement using contradiction metho...

    Text Solution

    |

  18. By giving a counter example show that the following statement is false...

    Text Solution

    |

  19. Prove that the statement "If all the the angles of a triangle are equa...

    Text Solution

    |

  20. By giving a counter example show that the following compound statement...

    Text Solution

    |