Home
Class 11
MATHS
By Giving a counter example show that th...

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

Promotional Banner

Topper's Solved these Questions

  • MATHEMATICAL REASONING

    KUMAR PRAKASHAN|Exercise SOLUTION OF NCERT EXEMPLAR PROBLEMS (SHORT ANSWER TYPE QUESTIONS)|88 Videos
  • MATHEMATICAL REASONING

    KUMAR PRAKASHAN|Exercise SOLUTION OF NCERT EXEMPLAR PROBLEMS (OBJECTIVE TYPE QUESTIONS)|21 Videos
  • MATHEMATICAL REASONING

    KUMAR PRAKASHAN|Exercise TEXTBOOK BASED MCQS|18 Videos
  • LIMITS AND DERIVATIVES

    KUMAR PRAKASHAN|Exercise Textbook Illustrations for practice work|35 Videos
  • OBJECTIVE SECTION AS PER NEW PAPER SCHEME

    KUMAR PRAKASHAN|Exercise Sequence and Series (Fill in the blanks )|48 Videos

Similar Questions

Explore conceptually related problems

Show that by counter example that following statement is not true. If x is an even integer then x is a prime number.

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

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

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

Give one example each to the following statements. v. A number which is an integer but not a natural number.

Give one example each to the following statements. i. A number which is rational but not an integer

Write down the contrapositive of the following statements.:If n is a natural number, then n is an integer.

Find counter examples to disprove the following statements: Every rectangle is a square.

Give one example each to the following statements. iii. An integer which is not a whole number

Translate the following statements into symbolic form: Either o or x+1 is an odd integer.

KUMAR PRAKASHAN-MATHEMATICAL REASONING-TEXT BOOK ILLUSTRATIONS FOR PRACTICE WORK
  1. Write the contrapositive of the following statement: If you are born ...

    Text Solution

    |

  2. Write the contrapositive of the following statement: if a triangle i...

    Text Solution

    |

  3. Write the converse of the following statements: If a number n is eve...

    Text Solution

    |

  4. Write the converse of the following statements: If you a do all the e...

    Text Solution

    |

  5. Write the converse of the following statements: If two integers a and...

    Text Solution

    |

  6. For each of the following compound statements, first identify the corr...

    Text Solution

    |

  7. For each of the following compound statements, first identify the corr...

    Text Solution

    |

  8. Given below are two pairs of statements. Combine these two statement...

    Text Solution

    |

  9. Given below are two pairs of statements. Combine these two statement...

    Text Solution

    |

  10. Check whether the following statement is true or not: If x,y in Z a...

    Text Solution

    |

  11. Check whether the following statement is true or not: If x,y in Z a...

    Text Solution

    |

  12. Prove that sqrt( 7) is irrational.

    Text Solution

    |

  13. By Giving a counter example show that the following statement is false...

    Text Solution

    |

  14. Check whether''Or'' used in the following compound statement is exclus...

    Text Solution

    |

  15. Write the negation of the following statements: p: For every real nu...

    Text Solution

    |

  16. Write the negation of the following statements: q: There exists a ra...

    Text Solution

    |

  17. Write the negation of the following statements: r: All birds have wi...

    Text Solution

    |

  18. Write the negation of the following statements: s: All students stud...

    Text Solution

    |

  19. Using the words ''necessary and sufficient'' rewrite the statement ''T...

    Text Solution

    |

  20. For the given statements identify the necessary and sufficient conditi...

    Text Solution

    |